Have you ever discovered a snake in the wilds of Indiana and wanted to be able to identify it? Use this dichotomous key, which includes the most common physical characteristics of adult snakes.
When I meet someone for the first time, I always notice their eyes. Here are some cool facts about people with green eyes.
Do you understand your blood results? Why do doctors need to know what's in your blood? Read this article to find out - in language you can understand.
Did you know that wild ginseng root can actually be found right here in America's national parks and private woodlands?
Keeping your favorite recipes organized is a challenge for many of us. Create your own recipe database and never have to hunt for your recipes again.
A handy guide for identifying various types of clouds including information on what makes clouds look different, which are responsible for storms, and how some clouds can help in predicting weather.
Galileo not only spotted new objects in the sky but also laid the groundwork for advancements in physics. What were they?
Often thought of as impenetrably difficult and complex, Physics explains the inner workings of the Universe...and your wireless network...and boomerangs...and electricity. This hub looks at ten of the best questions asked of me this year.
This guide to laboratory signs and their meanings has a detailed description to each sign and symbol, with photos. A must read for anyone working in a laboratory with hazard signs...
If you have red hair or blue eyes, then you're a mutant. There's nothing you can do about it except read this page to find out why nature selected you for mutantdom.
What is the difference between tRNA and mRNA? How does a cell make only the proteins it needs?These questions are answered as we explore the stages protein synthesis - the process of Protein Production.
Though there isn't much research data available, we can confidently say that the rarest eye color in the world is Green. Amber, Violet/Red and Black are also extremely rare.
Why is the sky blue? Why is the moon sometimes out in the day? How much does the Earth weigh? This article gives straightforward answers to 12 of the trickiest questions I have been asked by kids while teaching. Enjoy!
This article discusses the various components of a power transformer and briefly explains how they work.
Chloroplast and mitochondria perform vital yet different functions in cells. This article goes over their key similarities and differences.
Among natural hazards and disasters, earthquakes are the most dangerous and disastrous happenings on the earth's surface.
The tallest and longest mountain ranges, with pictures. The world's tallest mountains are in central Asia; the world's longest ranges are on other continents. Geology of mountain ranges.
While it may ultimately prove to be wrong, scientists know of several ways to test for string theory using many conventions of physics.
A current transformer is an instrument transformer, used along with measuring or protective devices, in which the secondary current is proportional to the primary current (under normal conditions of operation) and differs from it by an angle which is approximately zero.
There are so many different types of fungi in the world. Almost all of them are beneficial. Find out about them here and enjoy some beautiful pictures...
According to genetics, it is extremely rare, but still possible, for a black person to have blue eyes. This article will cover the science behind black people with blue eyes, and will provide some well-known examples.
Having a surgical biopsy taken can be traumatic. Waiting for results adds to the stress. Here is a step by step description of how biopsy tissue is processed in the histopathology laboratory.
Bootstrap modal box is very good option for building web application that require user interaction. It provide good experience to the user of your website.
Fun dry ice experiments. Make foggy bubbles, screaming metal, frost things over, pop the caps off containers, blow up a balloon, and more.
We might not be able to clone dinosaurs but did you know we are looking into "reverse engineering" them? And cloning more recently extinct animals?
The banana spider is famous for its beautiful web, which appears to be golden when it shines in the sun. The spider's venom is of the same type as that of a black widow, but much weaker.
An examination of the Titanic shipwreck site from a geological perspective. What been happening in the area around the shipwreck since it hit the North Atlantic ocean floor more than 100 years ago.
Mother Natures uses colors in weird and wonderful ways. You can see this in the eyes of people with Heterochromia iridum, people with two different colored eyes.
The Jerusalem cricket is an interesting insect with bizarre looks that can be pretty frightening, but as long as you don't provoke them unnecessarily, they won't bite - and they aren't poisonous.
Great wild mushroom photos! Learn why mushrooms and fungi are important and what they do in addition to providing food.
A hydrate is a compound that absorbs water molecules and incorporates them into its structure. Inorganic, organic, and gas hydrates exist. The latter may become an important energy source.
Originally from Africa, the Guinea fowl has been become popular in many countries, not only as a food source but for some of their unusual and quirky habits.
You are walking down the road when, "eek!" you fall into a huge pool of quicksand. There is nobody near enough to hear your cries for help. How will you escape? Can you really drown in quicksand? How can your practice escaping from quicksand from the safety of your own home? This recipe for Cornstarch Quicksand is very similar to the real thing, it is easy to make, and it even lets you walk on water.
Can biological control really help get rid of those pesky pests? Let's look at some of the pros and cons of controlling pest populations using natural predators.
Mechanics is a branch of physics which deals with forces, mass and motion with applications in engineering construction, the design of machines, ballistics and space travel.
Recycling plastic is essential for the well-being of our planet. This article gives simple guidelines to easily identify different types of plastic in line with the international plastic identification code.
Paper chromatography is a useful technique used to separate the components of a solution. Kids can learn some simple chemistry by watching or performing this process.
The bunya pine produces huge and often very heavy cones. Its large seeds are both edible and tasty. The tree has a strange appearance and some unusual features.
Human eye anatomy—a journey through the anatomy of the eye to understand how different structures in the eyeball work together to achieve vision.
What makes the Cretaceous sea worse than any other in history is that there isn't just one predator to worry about, but a whole collection of them, including sharks, lightning fast killer fish and fearsome giant marine reptiles called mosasaurs.
To say there are quite a few different use of a coconut is a huge understatement, there are hundreds of uses of this fruit of the Palm Tree. Every part of the coconut and the tree has a purpose.
A comparison of plant and animal cells using labelled diagrams and descriptive explanations. Learn about the similarities and differences between plant and animal cells as we compare and contrast.
The Spix's macaw is endemic to Brazil but has been declared extinct in the wild. It still exists in captivity. Captive birds may be released into the wild, but it's unknown whether this will restore the population.
The surface area of a triangular prism can be found in the same way as any other type of prism. All you need to do is calculate the total area of all of its faces.
A collection of all the essential facts about the southern black racers snake. These snakes are non-venomous and common throughout the southeastern United States.
Reflex action makes it possible to swiftly pull back your hand if you accidentally touch a hot pot, thanks to a pathway of signals called a reflex arc.
Elements interact with each other constantly in the natural world. There are only a few elite ones who are noble enough to remain to themselves. But in general every element interacts with at least another, giving rise to a variety of structures,...
The only naturally occurring poisonous spider in Maryland is the Black Widow spider. Learn how to identify several other spider species, their habitats, behaviors, and what you can do to deter them.
Different Types of Stars in the Universe - Physical characteristics and images of the many different kinds of stars, from red giants to white dwarfs.
This caterpillar identification guide is easy to use and accurate. Find out if your caterpillar is rare, or if it stings.
Honey bees are complex and fascinating creatures. Here are 20 questions--with answers-- to help you understand honey bees and their place in our world.
Bleach has potent antimicrobial properties and is also able to remove stains from fabrics. It has many uses, but it's potentially dangerous.
Do wild cheetahs attack, kill, or eat human beings? This article answers this question and provides more information about these extraordinary animals.
This hub is solely written bearing in mind helping school kids with their assignments. I have written down briefly with illustrations where possible, what mountains are, how they are formed, the types of mountains and how you identify the different types of mountains. I hope you enjoy reading this, and it helps you with your requirements.
Here is an example of A-level biology coursework on the effect of substrate concentration (hydrogen peroxide) on the rate of activity of the enzyme catalase.
What are the most dreadful earthquakes of India. Below is the list of biggest earthquakes of India with images.
Finding the mean, median, and mode of a data set is an important first step in learning and implementing basic statistical techniques. This hub will teach you how to calculate these measures.
Fishing cats are wild animals that feed primarily on fish and are at ease in water. Unfortunately, their population is in trouble due to habitat destruction.
How to convert a hexadecimal to a decimal and a decimal to a hexadecimal without using any calculators or special knowledge.
This hub is all about calculating lottery probability or odds. In order to make it relevant, I decided to base it on the Grandlotto 6/55, the lottery game with the biggest prize money here in the Philippines. There will be two different cases in the hub: the probability of winning the game with all six numbers matching, and the probability of having n numbers matching.
Tsunamis are a natural disaster with devastating effects. Here you'll find a detailed breakdown of what causes a tsunami, which is perfect for school projects and essay answers.
Cell division is the process by which biological cells multiply. Learn the events of Mitosis & Meiosis using diagrams, tables, videos & quizzes.
There are many different types of plants, ranging from grand trees to tiny algae. This is an overview with pictures.
North America is home to six species of wildcats. Learn more about the wildcats of North America with pictures and videos.
Cinnabar is a beautiful but toxic red mineral made of mercury (ll) sulfide. It’s used as a source of mercury and to make an artist's pigment called vermilion.
Buchholz relay is a type of protection relay universally used on all oil immersed transformers having rating more than 500 kVA. From this article its principle and working can be understood.
Learn about dragonflies, what they eat and how they fly as well as the type of habitat in which they live. We'll also explore some of the more popular myths and legends surrounding the dragonfly.
Shoebill storks, or shoebills, have a huge and impressive bill. The animal's unusual features make it a unique bird. Its population has been classified in the "Vulnerable" category of the IUCN's Red List.
There are so many different types of crabs around the world. Find out more about these fascinating animals here.
What role does water play in life and what would happen if we were to lose it or it didn't exist? There are already parts of the world where we can see how life would change, if there were no water. This article explores it further.
Adrenaline or epinephrine is a hormone made by the adrenal glands. It's important in the stress response. Noradrenaline or norepinephrine is both a hormone and a neurotransmitter and is also involved in the stress response.
The frilled shark is a strange, deep-sea fish with a wide head, a huge mouth, and a long, eel-like body. Its population size is unknown. The fish is caught as bycatch in some areas, which is a concern.
The Mariana Trench is the deepest place in the ocean and contains some fascinating animals. NOAA has made some exciting discoveries about life in the trench.
While Australia is home to the most animals who will kill you, Japan seems to be home to the most animals that will make you go "d'awww". Here are my top ten favorite wild animals of Japan.
Although cockroaches are often seen as disgusting creatures, there are a lot of fascinating truths and fun facts you still don't know about them. Learn more about this amazing creature here.
Test which surfaces create more friction, see how strong friction is, learn how to reduce friction, and even discover the side effects of friction. There are sliding friction experiments, a phone book friction experiment, a way to make rice stick together, an experiment to create frictional heat, and lots more friction experiments for all ages.
Neil deGrasse Tyson is an astrophysicist who does scholarly research but also can explain cosmology to the average person. I provide a bio and include some quotes that reveal the inner man.
Identify that furry or fuzzy caterpillar you found with the help of this quick, easy, and authoritative guide.
How to Develop an Excel App using the VSTO Interop services (com) and C#. This hub also demonstrates how to add a ribbon and interact with the app from the ribbon.
This article deals with the characteristics of the three main types of oak trees - the white oak, the red oak and the black oak trees. Read on to find out more about these oak trees.
Hydrochloric acid is made in the stomach and is a very helpful chemical. Too much or too little acid or acid in the wrong place can cause problems, however.
Hurricanes are one of the most common natural disasters to happen near ocean waters. They can be very destructive dependent on category and location.
The wood frog survives freezing. A study of its adaptations for survival may be helpful in understanding human health problems and in the use of organs for transplants.
The magnification of a telescope can be improved by using extra optical devices. A Barlow lens and other hand-made devices will allow you to amplify the image seen through the telescope lens
Bacteria have some amazing abilities. They can live in extreme habitats, produce light or electricity, communicate with each other, and act as predators and magnets.
The Sunshine State has all sorts of over-sized bugs and creep-crawlies. This article looks at the biggest spiders in Florida.
The heterozygote advantage is shown in several genetic diseases: cystic fibrosis heterozygotes are resistant to cholera, thalassemia trait confers a benefit for coronary artery disease.
If you found a wiggly, green creature, this quick and easy guide to identifying 16 common green caterpillars can help you identify it and the moth or butterfly it will grow into.
I'm going to show you how to create simple search using PHP and MySQL. You'll learn: How to use GET and POST methods Connect to database Communicate with database Find matching database entries with given word or phrase Display results You...
Find all about palm trees, how they grow, flower, fruit and the uses people make of these marvelous plants...
Parasitic plants obtain their food or nutrients from another plant. The relationship may last for a long time, but sometimes the parasite kills its host.
Prior to the discovery of blood groups, blood transfusions were often deadly. Physicians attempted the use of milk and animal blood as an alternative to human blood, but met with limited success: the discovery of blood types allowed modern transfusions to safely take place. Blood typing, blood groups around the world, and the genetics of blood types are discussed in this article.
Birds are among the most beautiful creatures on Earth. They're also some of the weirdest! Check out these crazy-but-true interesting and fun facts about our feathered friends...you'll be amazed!
There are many fascinating and beautiful types of mollusks. This page is packed with pictures and facts on the kinds you can easily find, plus some that you might want to avoid at all costs.
There are many endangered species, including the Siberian Tiger, elephants, leather-back sea turtles, snow leopards,
The developing world has a large number of people living with HIV/AIDS. Learn about the factors influencing the spread of HIV/AIDS in the developing countries, and see some ways to stop the epidemic.
The base 16, hexadecimal numbering system is regularly used in computer coding for conveniently representing a byte or word of data. This guide shows you how to convert from hex to binary and binary to hexadecimal.
Step by Step instructions for science experiment: Can seeds germinate in salt water? How much salt affects seed growth?
The terms food chain and web relate to eco-systems. A food or energy pyramid is a diagram containing dietary advice. Here is a short explanation of each one to help avoid confusion.
Hair color is primarily genetic, and red hair is caused by mutations in the MC1R gene. The gene for red hair also causes an increased sensitivity to sunlight and a reduced sensitivity to anesthesia. Contrary to internet rumors, redheads are not going extinct! Famous redheads include Queen Elizabeth I and Malcolm X.
The binary or base 2 numbering system is the keystone of computer systems and digital electronics. This guide shows you how to convert from decimal to binary and binary to decimal
Ballistics is a branch of mechanics which deals with the motion of projectiles launched into the air or space. Solving these type of problems involves using Newton's equations of motion
The respiratory system is an amazing and intricate network of tubes and sacs. Here are some surprising facts related to breathing, gas exchange, and sneezing.
Ring of Fire is a common expression applied to a geographical area bordering the Pacific Ocean. Within this "Ring of Fire" earthquakes and volcanoes are more common than any other place on the planet.
The practice of cloud seeding (weather manipulation) for rain has spread throughout the world during the 50 years since its methods were first discovered. What does it look like now as an industry?
Solving triangles using Pythagoras's theorem, the cosine rule, the sine rule and various ways of calculating the area of a triangle.
Blood clotting or coagulation is a complex process that helps us survive when we're injured. Fibrin threads trap blood cells and stop blood loss.
TLC chromatography or thin layer chromatography is an analytical technique for easy identification of photo-constituents.
With billions of galaxies in the universe there is a huge potential for Earth-like planets with intelligent life. But here are the reasons why we may never find it.
Invertebrates are diverse forms of animals. Here are nine (9) major groups of invertebrate animals and the most common examples of invertebrates under each type. There are also pictures of different major groups of invertebrate animals.
Here are the tales of fifteen species that succumbed to anthropogenic extinction as a result of hunting or habitat destruction.
Plants have a reputation for being motionless, passive, and boring. These 20 plants challenge this mundane stereotype.
A compound shape is a shape that is made up from other simple shapes. In this article we will be working out the area of a L shape (made up from 2 rectangles). To find the area of a compound shape, follow these simple steps: Step 1: Work out the...
The hull (or outerlayer) of a corn kernel is made up of mostly cellulose. Cellulose does not break apart easily when chewed, and we humans don't have the enzyme to break it down.
Formic acid is found in the sprayed venom of some ants and the secretions of some stinging nettles. The acid is dangerous at high concentrations but has important uses.
Biology is the study of living organisms and there are many subfields of study under that umbrella. From anatomy to zoology, there are more than 30 different areas of study under biology.
This article explains with clear text, illustrations and videos all about diffusion, osmosis, active transport, surface to volume ratio and the temperature and concentration gradients in cell biology.
This article will introduce the reader to several flowers that don't exactly look like flowers, but more like...something else.
Many people struggle to tell these two reptiles apart, but it isn't that difficult when you know what to look for. What is the difference between alligators and crocodiles? Well, there are essentially 8 main ways to tell them apart...
Several external factors affect the way we perceive eye color. This article discusses how environmental factors can impact hazel eyes, making it easy to mistake them for green eyes.
Tiny microplastic particles are produced from plastic waste. The particles enter the human body in a variety of ways. Their effects on the body are unknown.
Step-by-step guide to multiplying different types of polynomials. Learn how to multiply binomials using the FOIL method. Use the grid method and know why it's the best way to multiply polynomials.
Chloroform can act an anesthetic, but it’s toxic and causes serious health problems. There are ways to limit our exposure to the chloroform in the environment.
A first in a series of hubs profiling the remarkable and wonderful birds that inhabit the British Isles. This particular hub explores the divers- sometimes known as loons and the magnificently plumaged grebes...
The oceans contain a vast variety of creatures. Here are some marine animals whose names span the alphabet from A to Z.
In this article, I give essential facts on six of the most dangerous snakes in Florida, all of which are venomous and can deliver potentially fatal snake bites. My list includes the southern copperhead, eastern diamondback, and the cottonmouth.
Hunting for morel mushrooms in Southern Oregon is well worth the effort. Here is a guide for those who love to hunt morels and hike in spring in the woods.
Exciting disciplines that combine biology and math include biostatistics, epidemiology, bioinformatics, mathematical biology, and population ecology. The disciplines offer interesting careers.
We should be less concerned with being for or against wolves and more concerned with how humans and wolves can better coexist.
Giardia is an interesting parasite that causes an unpleasant intestinal disorder called giardiasis. Understanding the parasite's features and behaviour may lead to better treatments for the disorder.
The dumbest smart jokes, the stupidest funny answers. These are the best of the worst math puns and wisecracks!
Mucus has vital functions, such as trapping germs in the airways, protecting the stomach lining from an acid attack, and lubricating the passage of materials through the digestive tract. Excess mucus can cause health problems, however. Mucus in the nose is often referred to as snot.
If you were designing a bomb shelter to prepare for the end of the world, what kind of metal would you build with? Find the smartest answer here.
Volcanic vents are fractures on the summit of a volcano through where lava is ejected. There are various types of volcanic vents; however, all vents connect the magma chamber, which is a pool of hot molten rock, to the vent on top of a volcano.
Exploring the phenomenon of people thinking animals are "sad" in zoos because of the expression on their faces. Can you read an animal's mind by looking at it?
The mucus that covers fish has several functions, including protection from multiple dangers and serving as food for young fish. The substance may also be useful for us.
Here's a (non-comprehensive) list of ocean animals in alphabetical order. There's always more to explore!
Zenos Paradox has been around since before Christ and has baffled many people. An explanation and debunking of the paradox; why it is no paradox at all but a simple mathematical description of what we see happening all around us.
Osteoblasts and osteoclasts control the production and disintegration of bone and the amount of calcium released from the bones into the bloodstream.
Science isn't confined to a lab - it is all around us. The 10 fun, cheap and easy experiments in this hub make great family projects. Above all this proves that science is fun - what other school subject helps you make slime and rockets!?
As a teacher, particles are one of the first topics I teach pupils upon entering High School. This hub investigates the weird and wonderful world of particles. How do you draw particle diagrams? How many states of matter are there? What is Plasma? What is absolute zero?
An amoeba is a one-celled creature with interesting features. Amoeboid organisms live in the environment and in our body. Some are harmless, but others cause disease.
Destruction of our environment is the biggest contribution that we make to the extinction of many species in the forest. It is estimated that approximately half the number of the world’s animals live in the rainforests. Learn which species are threatened and what you can do to help!
Some of the coolest, most fascinating organisms are just now being discovered by scientists, and not only at the bottom of the ocean, either.
This article answer the questions: "What is Physics?" and "What are the branches of Physics?" Learn about what physics is and its many different branches.
The constellation Virgo is one of the oldest-named constellations. It has a great mythological history and hundreds of galaxies and "Messier" objects within its boundaries. Find out more about the "Diamond of Virgo" and the "Field of the Nebulae."
We experience many Boyle's law applications in real life every day. Most people don't know it, but an example of Boyle's law is responsible for every moment we are alive.
This article offers a list of 10 lakes or seas that are in danger of drying out to a great extent or disappearing entirely in a period of decades or years.
Learn some facts about common songbirds of Pennsylvania and view pictures to help you identify and attract the birds in your backyard.
Coral bleaching is an event in which corals lose their pigment and main source of food. It often causes corals to die. Oxybenzone in sunscreens may contribute to coral bleaching.
It’s hard to make a true-color family portrait of the solar system. It turns out that most photos of planets aren’t true color! Here's my attempt, using the best NASA photos I could find.
Fun, fast and enjoyable science project for elementary or older. Step by step instructions and student sample experiment. Videos to learn more about chocolate.
We've all experienced a short-term power outage, but what kind of problems would we have if the power was out for a week, or even longer? We depend on electricity for a lot more than lights and TV.
The uses of math for the layperson are essentially endless. No matter whether you are a struggling student, a homeowner, or someone simply trying to lose weight, math is the universal language that has an something to offer everyone.
A guide to solving for centroids and centers of gravity of different compound shapes using the method of geometric decomposition. Learn how to obtain the centroid from different examples provided.
There are many extinct animals that once lived in the rainforest, and many more that are endangered. We, who have the best capability of protecting these animals, should take actions to preserve life.
Full instructions for Cupcake Baking Science Project which demonstrates the importance of different ingredients.
While the fearsome great white shark can grow to a massive 20 feet, most are much smaller. But what is the biggest one ever found?
The deadly nightshade plant, or belladonna, is extremely poisonous. It contains atropine, which is potentially dangerous but has important medical uses.
Looking for fun, quick, and easy science experiment ideas for an upcoming science fair? Check out these step-by-step instructions for four different Skittles science experiments.
For some duckweed is a menace, for others it's a Godsend. Here in Brazil, we have built duckweed ponds and are encouraging it to grow to use as an animal feed . This is just one of its many uses.
In this article, you will find a comparison of the Sun's size with the largest stars in the Milky Way. You will really be surprised how big some of these stars are with respect to the Sun or how small the Sun is to them.
Some people believe that NDE is proof of an afterlife. However, science provides alternate, and more plausible, explanations.
A growth or a culture medium is composed of different nutrients that are essential for microbial growth—here are some that are used in microbiological laboratories.
A complete list of all the sharks found in the Mediterranean Sea, with a separate list of sharks dangerous to humans.
NASA and SpaceX plan to colonize Mars within the 21st century. They are preparing ships, cargo, and crew for an intergalactic voyage mid-2030. Here is everything you need to know about living on Mars.
While wildlife authorities insist they do not live in NC, cougars and an unidentified large black cougar-like cat have regularly been sighted in North East North Carolina.
This guide explains everything you need to know about circles, including calculation of area, segment area, sector area, length of an arc, radians, sine and cosine.
In this article, we are going to see the usage of C-Sharp ThreadPool. We will also see an example which demonstrates creating threads through ThreadPool.
Lichens are interesting organisms that are important in their environment and useful for humans. Some produce chemicals that are potentially dangerous for us, however.
Here's the old-fashioned way of using HTML and CSS codes to tile graphics side-by-side on a webpage. Handy for photo galleries, strips of buttons, or other kinds of images arranged in a grid.
IUCN has declared 418 animal species in the Philippines to be either vulnerable or endangered. This article lists the top 50 critically endangered animals in the Philippines.
Fascinating facts and photos featuring the most common and some more unusual stones found along Lake Michigan's shorelines. Including various types of basalt, septarian brown stones, limestone, granite, gabbro, diorite, gneiss, schist, sandstone, silt stone, mud stone, geodes, chalcedony and agate.
Broca's area, Wernicke's area, and the circle of Willis are important parts of the brain. They are named after the famous scientists who discovered them.
A detailed guide on how to make litmus paper using red cabbage to test whether substances are acidic or basic. Bases turn green or blue whilst acids turn it red.
Puffins are most people’s favourite sea bird, and Scotland has plenty of great places to view them. Whether you are a visitor or native to Scotland, this article shows you where to go. And it’s filled with cute photos!
Most plants in the same family have similar characteristics. These similar characteristics can mostly be seen in their flowers.
An accompanying article to 'Why You Should Donate Platelets', this hub introduces the major components of blood and their functions. As well as a look at blood typing, the Rh antigen, and HLA typing.
Cone snails use their venom to paralyze their prey. Although the venom is often dangerous for humans, it contains chemicals that have important medical uses.
The great horned owl is an avian apex predator. Possibly this bird is the finest predator to have ever lived.
Because caffeine is a substance used by the young and old in every country and on every continent, it affects billions.
This article features photos of some of the world's most beautiful and unique birds along with interesting facts about each one!
At any point on the earth's surface, if you dig down far enough, you will come to rock. Rocks are the building blocks of the earth's crust. There are many different types of rock, and they are all composed of one or more minerals. This article explores 10 fascinating facts about rocks and minerals.
Who would win, the Livyatan (Leviathan) Melvillei, the massive predatory whale, or the Megalodon shark? Here's a look at what might have happened when these prehistoric sea monsters clashed.
Proteins in the body have essential jobs. They enable us to move, transport materials and signals, control chemical reactions, stop bleeding, and fight infections.