Black holes, mysterious objects of the universe, have many different types. Do you know the differences between them all?
Have humans negatively affected the earth's water cycle? If so, what can we do to reverse it? Here are some interesting facts about the water cycle you may not have learned in school, some of which might help you answer.
Surfing the web affords us the opportunity to learn about things that we may be confused about, such as leucistic and albino animals. Some mistakenly assume all white animals have albinism.
A magnet is an object that has a magnetic field strong enough to influence other materials. The molecules in a magnet are aligned to all face one way, which gives the magnet its magnetic field. Sometimes the molecules can align permanently, making a...
Biologists were shocked when a strange prehistoric animal was found alive in 1938. The Coelacanth was presumed extinct for 65 million years.
Space exploration is dangerous business. Despite hard training and dedication, these ten astronauts perished before making it into outer space.
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.
Being somewhat of a country boy, from the time I could walk I was being taught how to tell the difference between the 'dangerous' and 'not so dangerous snakes' in the wild. When I was a young child my family lived in a very rural area in Southern...
To calculate the 3 point moving averages form a list of numbers, follow these steps: 1. Add up the first 3 numbers in the list and divide your answer by 3. Write this answer down as this is your first 3 point moving average. 2. Add up the next 3...
Sardines and herring are nutritious foods. The behaviour of the living fish is interesting to study, however. They live in groups and communicate with their companions.
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.
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.
Percentile refers to the position of a piece of data in a distribution, while percent refers to rate per 100.
Pitcher plants produce cups that trap and digest prey. The digestive enzymes of one species can break down gluten and may help people with celiac disease.
Physics aims to give elegant explanations for the phenomena observed within in our universe. These explanations are encoded in the mathematical language of equations. What are the most important and beautiful equations in physics?
Here's how to raise your caterpillar to a butterfly or moth. This article gives advice on feeding and caring for your caterpillar.
Regression equations are frequently used by scientists, engineers, and other professionals to predict a result given an input. These equations have many applications and can be developed with relative ease. In this article I show you how easy it is to create a simple linear regression equation from a small set of data.
Mudskippers are unusual fish that may spend more time on land than in water. They use their pectoral fins as legs and breathe through their skin as well as their gills.
Recently, scientists have become concerned about the celestial movements of asteroids and comets—so much so that they have set up several observatories around the planet to track these objects.
Learn how you can accomplish the various methods of interconnecting batteries, to make them suitable for your DC powered loads.
Black widow spiders, scientific name Latrodectus mactans, are among the most venomous of all arachnids. I have been working with insects and spiders for almost 20 years and I get a lot of questions about black widow spiders. This article addresses all of your black widow concerns and curiosities.
Hair loss is a frequently caused side effect of drugs but hair color is another adverse effect that is rare but bothersome. Black or brown hair changing to blond, greying or reddening of hair, and darkening of originally grey hair have been reported in many cases.
An interesting hub on velvety cushion like mites called the Red velvet mites, that are found in almost all terrestrial habitat and belong to the family Trombidiidae
Want to learn about microbes? Fun and safe experiment for growing fungi and bacteria using home made potato sucrose gel (recipe included).
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.
In this site I discuss 3 possible avenues to nitric acid preparation. They all involve a nitrate salt and a strong acid.
Although an enduring symbol of the American southwest, the roadrunner isn't as common as you might think. If you haven't had the good fortune to have one run across your path, here's an introduction.
There are over 3,000 species of cicadas from annuals to periodicals which emerge every 13 or 17 years. These flying insects are harmless but arrive in droves with a loud, resonating song.
Some of us fall asleep quickly, some toss and turn before drifting off - but we all fall asleep sooner or later. Here's the science behind why we go to sleep.
Located in Northern Ontario, Algonquin Park is home to over 2000 black bears. We'll learn about black bears facts, habitat and bust some myths surrounding the black bear.
Everyone know about the physical differences between mean and women. But why are they different anatomically? The answer lies just below our skin in our blood and other cells in the body.
Caracal - Adaptations and Facts - The caracal has a number of anatomical and behavioral adaptations that ensure its success in a diverse variety of habitats.
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.
Niagen is a precursor in the formation of NAD+ which has been linked to several beneficial effects, including reversing signs of aging.
Blow flies are attractive insects that feed on dead and decaying animal matter. Some blow fly maggots, or larvae, are used to help heal human wounds.
Some think there are none, but this is a complete listing of all recorded shark attacks in British waters which may surprise you!
Discover 5 of the most terrifying prehistoric predators that lived in ice age North America during the time of the megafauna.
Eurasian Eagle Owls have made a comeback in the UK. Discover some interesting facts about the Eagle Owl; behavior, reproduction, habitat and why the Eurasian may become threatened again.
Look for these silky nests on the Thistle plants about the time that the Thistles are about to flower.When the caterpillars are close to pupating at the end of the fifth instar, they will become suddenly active as they search for a good location to transform into a chrysalis.
A composite shape or compound shape is a shape that is made from other shapes such as two rectangles (L-shape) or a triangle and a rectangle. If you are going to calculate the area of a composite shape then you need to break up composite shape into...
If you've ever wondered what types of sharks live in British waters, you might be surprised to learn just how many there are. Read about those sharks, a little about their normal habitat, and whether or not they are dangerous.
Learn how to identify species of palm trees can be very useful when deciding which species to plant in your area. By studying the characteristics and USDA Climate Zones, your garden can be an oasis.
It was the decision that angered Pluto fans everywhere; even the ones who never realized their fondness for the small celestial body. The planet Pluto is dead. She's now officially a dwarf world.
A completed lab report that explains the process of determining different aldehydes and ketones, thus classifying them in their respective groups. Includes Method, Abstract, Results, Intro etc.
This article will take a close look at the differences between open and closed motor skills, while also providing photographic examples of what each of these skills looks like.
The safflower plant provides a useful vegetable and cosmetic oil and an attractive dye for textiles. A genetically engineered form of the plant can make insulin.
This is a brief description of the structure of planet earth, written specifically to help educate curious children.
Epithelial tissue is a really important tissue in our bodies. Epithelial tissue lines all our body surfaces both inside and out and it also forms glands.
The mean average from an ungrouped frequency table can be found by following these three simple steps: Step 1. First you will need to add a new column onto the end of the frequency table. You can label this column fx as you are going to multiply...
The mathematical notion of "nothing" is actually quite enormous. There is more emptiness in the universe than there is physical substance. Follow along with me as I clarify this concept.
Once I was preparing to take a difficult standardized test, which evaluates math and logic skills for university entrance. It was an online exam with a timer and I had to make calculations without using a calculator. Techniques of fast mental math discussed here became a true godsend for me!
Hurricanes are one of the most common natural disasters to happen near ocean waters. They can be very destructive dependent on category and location.
Gold has fascinated humans since it was first discovered. It has inspired love, poetry, art and music as well as greed, murder and warfare. Discover about gold with these amazing facts, pics, videos!
What were the most destructive natural disasters in the history of our planet? Earth has weathered many hurricanes, earthquakes, and tsunamis. Are humans responsible for some of these disasters?
The Tasmanian devil is an endangered animal whose population is decreasing. The main reason for the decrease is devil facial tumor disease. Immunotherapy may one day be used to treat the condition.
Camel spiders and whip scorpions are fascinating and strange arachnids. Whip scorpions are sometimes called vinegaroons because they release acetic acid when alarmed.
Top predators, such as sharks, are vital to the health of all ecosystems, but they are being hunted and killed close to extinction.
An informative article about mind-controlling fungi called Ophiocordyceps unilateralis sensu lato that only affects ants in the Camponotini tribe causing strange behavior and ultimate death to any ant infected.
Elizabeth Kolbert's "The Sixth Extinction" won the 2015 Pulitzer for non-fiction, deservedly, for its blend of places, people, creatures and science. Get the gist in this lavishly illustrated Hub.
At first glance, the names of the muscles of the human body looks difficult to learn. These names are derived from Latin. Muscles names can actually be used as a short cut to learn a muscle's location, shape and it's function.
Water has some properties that can make it a good refrigerant. It also possesses some undesirable properties that makes its application as a refrigerant very challenging and inefficient to implement.
Puffins are lovable, cute and clever birds. This article contains lots of fun facts about puffins for kids, and includes some surprises!
All about hummingbirds and hummingbird symbolism. The hummingbird is a fascinating little creature, and they are a symbol of joy, hope and happiness among other things. Delve deeper into the mystery of the hummingbird...
Breathing (inspiration and expiration) occurs in a cyclical manner due to the movements of the chest wall and the lungs. The resulting changes in pressure, causes changes in lung volumes.
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.
This article offers an introduction to various members of the kingdom Protista. Colorful photos and videos are included. Designed for students or anyone wanting to learn more.
The State of New York has a beautiful array of mushrooms and other fungi growing among the oak, maple, and beech forests. This photo gallery of orange and yellow mushrooms was taken in Frewsburg, a town in the "Southern Tier" of Western New York. Many of these mushrooms can be found in the wider Great Lakes geographical area.
A look at the difference between the Northern Lights and the Southern Lights. Plus what makes the Aurora Borealis and Aurora Australis so spectacular.
What is fractional distillation? How does it work Why is crude oil both important and useless? What is cracking? What is supply and demand? Why do long hydrocarbons have higher boiling points? Modern living is built on crude oil - this hub explains how crude oil is changed into the things we use everyday, from petrol to plastic!
Some of the most majestic endangered species are the big cats. There are many different cats that are endangered, including: ocelots, jaguars, bengal tigers, and sumatran tigers.
In this article, we'll look at the derivation of Albert Einsteins famous equation E = MC2 show how you can come up with it using simple algebra and Pythagorean's Theorem.
The different types of shark that fill the oceans are fascinating animals. They have been around a long while but are still top predators...
Glaucoma is a vision problem caused by damage to the optic nerve. The pressure in the eyeball is often increased, but the disease is not fully understood. Recent research may change this situation.
For eons agriculturalists have been fighting what they call "bacterial speck" on tomatoes and other crop plants, without anyone realizing that the same bacteria is at the heart of rain and snow.
Find out how to perform AC test in determining if a trinomial is factorable. Once proven factorable, proceed with finding the factors of the trinomial using a 2 x 2 grid.
My attempt to satisfy the question 'Can Life Exist in the Sirius Star System'. I hope you find it educational and enjoyable as I did doing the research
Rediscovered by David Hudson, Ormus is an m-state element used by alchemists to revitalize the mind, body, and spirit. Ormus is used for health, anti-aging, meditation, and connecting to the divine.
The carnauba palm and the candelilla shrub are interesting plants that produce a useful wax. Many people are exposed to carnauba or candelilla wax on a frequent basis via the products that they buy.
TRIUMF is a facility for research in particle physics and accelerator-based science. It contains the largest cyclotron in the world and produces medical isotopes. It's located in Vancouver, British Columbia.
Universe is an amazing place, full of stars, planets and what not. Today we're looking up at 5 amazing stars of the universe.
Fireflies are some of the most fascinating insects you will ever see if you have been fortunate enough to see one. Unfortunately, they are not as common as they once were. Where have all of the fireflies gone?
When we think of the great predators of the animal kingdom, chimpanzees don't normally spring to mind. Yet, they are in fact among the deadliest predators on the planet. But how exactly do they catch and kill their prey?
This article is about the largest flower in the world, the Amorphophallus titanium. It is also called the Corpse Plant because of it's bad odor.
Michael Faraday, the son of an 18th Century blacksmith, became one of the greatest scientists of his age. One of his discoveries transformed the world and changed the way we live forever.
Own your talents! Don't hide them. Being smart and having a passion for science, technology, engineering and math is in vogue. STEM is hip and happening, so spread the word: Nerd Is the New Awesome.
This contains facts and information about the world’s most deadly animals on land, water, and air. Some are able to live symbiotically with humans while others are better left in the wild.
Fruit flies are those little insects that travel in swarms and hover around fruit, and you may have seen them in grocery stores. They don't just congregate in unkept stores—I have seen them in some high-end markets.
Dark matter and dark energy are still huge mysteries in astrophysics. Alternate theories exist to help explain them.
Unripe lychees and ackee fruits contain toxins. Both fruits should be eaten only when ripe. In addition, it's very important that ripe ackee is prepared properly.
A short explanation of the protocol for quantum teleportation. Quantum teleportation is a quantum computing technique that allows qubits to be sent over large distances.
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?
Rat snakes are non-venomous reptiles that are good climbers and eat rodents and other vermin. They are found all over Louisiana.
This article shows you parsing the command line arguments. This will explain how do process actual arguments as well as argument switches (i.e) one with -
An easy to follow introduction to the basics of programming for beginners, including a terminology guide, software and tools, common practices and basic principles.
This article summarizes the threat that asteroids and comets pose to the Earth. A short history of some of the greatest asteroid impacts on Earth is also provided.
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.
A look at the active ingredients in Clorox wipes and Clorox Clean-up and a description of how they work on a scientific level.
Discover the biggest sharks in the world! Do they really deserve to be feared? Read this before you head off to the beach!
Stem can be herbaceous and woody which is one of the main structural axes of a vascular plant. t is also an important part that holds the flowers and leaves of plants.
The grey wolf is a longtime foe of mankind, and yet, the grey wolf is also responsible for providing to us our dearest animal friend - the domestic dog. Some people love them as much as others do not.
Has there been enough research on this subject to make fact-based determinations or are we once again being led by unsupported claims and incomplete science?
The dawning of Age of Aquarius is more than just a lyric from a 1970s musical. It is a very real astronomical phenomenon that will occur in the not too distant future. To understand when this new age will occur requires a bit of understanding of the constellations of the Zodiac, as well as the dynamics of Earth's orientation in the Solar System that cause the astrological age to change over time.
Wild animals display altruistic behaviour when caring for their own offspring and others. Here are 10 examples that may surprise you. This article showcases altruism from ants to elephants and ringed seals to vampire bats.
The Y chromosome contains haplogroups which allow people to trace their family history, genes which control male development, and may actually be disappearing.
Students usually make unnecessary mistakes in their examinations that cost them precious marks. These are some of the common errors they make in their electricity and magnetism exams.
A summary of the Franck-Hertz experiment and how it helped to demonstrate the early quantum theory. Explanations are given for the apparatus used and the graphs that are obtained from the experiment.
So, there's a flat Earth society, a round Earth society, but why have we eliminated the possibility of the Hollow Earth?
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.
When someone experiences a heart attack, cells in their heart die. Scientists have found two ways to replace the lost cells in rodents. The techniques may one day work in us.
A guide to the best places in the world to see wild tigers, such as Bengal tigers in India's national parks or Sumatran tigers in Indonesia.
Do you usually wonder what the Moon is made of? Well, read about the surface features of the moon and their importance. See also the facts about the components and parts of the lunar.
A solar flare in 1859 caused power spikes and disrupted the world's telegraph system. How much damage could a massive solar flare do to power and communications today?
Titanoboa may be the world's largest snake of all time. Let's see if this monstrous beast could still exist in places such as the South American rainforest.
Area and perimeter can be difficult to work out if you can't remember which one is which. Here is a great hub to help you remember and also help you work out more complicated maths in compound shapes.
Abiotic factors are also known as non living organism or living things. Learn about their part and role in the ecosystem.
The respiratory physiology is on the process of incorporation of oxygen in the environment for the utilization of energy from the organic compounds and for the elimination of carbon dioxide
What do you know about invasive spiders, scorpions and slugs? Introduced species cause big problems in the UK, so find out how the arrived and the effects they have on native species and ecosystems
Many animals take to the air to fly or glide. Some 'balloon' thousands of miles on the wind. This page explores the most impressive examples...
This is the fourth page of a series of guides to the night sky for beginners. Here, I look at the most prominent objects other than our Moon and the stars, which can be easily seen in the night sky.
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.
Air flow between the lungs and the environment occurs via a pressure gradient. This hub is on the changes in alveolar and pleural pressure changes in a breathing cycle and the resulting volume changes
The Malayan tapir is an unusual animal with an extensible and mobile proboscis, or mini-trunk. Despite its size and bulk, this endangered animal can move fast.
Here you will be shown how to simplify expressions involving brackets and powers. The general rule is: (xm)n = xmn So basically all you need to do is multiply the powers. This may also be called the exponent bracket rule or indices bracket rule...
Learn why some birds fly south for the winter while others do not migrate, plus find out how they navigate such long distances and where they go.
There are three main types of nuclear radiation. What causes this radiation to be produced? What are the dangers and uses of nuclear radiation?
Working with long texts can be a huge challenge, especially when you need to include code snippets within your documents. Here are three ways to confidently and conveniently do that in Microsoft Word.
The atmosphere is a thin layer of gases surrounding the surface of the Earth. The gases composing the atmosphere are distributed in a layer of approximately 150 km (93 miles).
This is a basic guide to what you can see on the surface on the Moon - there is as much that can be seen on the Moon with a pair of binoculars, than in the whole of the rest of the sky put together.
This is an action research proposal which seeks to address the failure of some students to solve and analyze mathematics word problems due to poor reading comprehension.
Many crocuses bloom in the early spring and are a lovely sight. One type makes saffron. The toxic autumn crocus makes colchicine, which can act as a medicine.
Most plants in the same family have similar characteristics. These similar characteristics can mostly be seen in their flowers.
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.
Dandelions have culinary benefits and also produce a latex that can be used to make rubber. This is important, since the supply of natural rubber is decreasing.
Bumble bees have surprisingly capable brains. They can play a simple version of soccer and pull a string to get a reward. They may even experience optimism.
Discover a side of Minnesota you might not know about: flowers! 11 flower images and information on what they are and where they grow, including a short video. Take a poll at the end to vote for your favorite.
Ferns are attractive plants with interesting features. They exist in both wild and cultivated forms. The western sword fern is a common and often impressive plant in coastal British Columbia.
Human eye anatomy—a journey through the anatomy of the eye to understand how different structures in the eyeball work together to achieve vision.
The known Universe contains 100 billion galaxies grouped in superclusters and separated by empty space. This article explains what the Universe is, how it started, what it's made of, and what its future might be.
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.
Influenza is one of the most commonly encountered deadly diseases. Due to its high survival rate, people tend to treat it as unimportant, thus aiding in its spread.
Already a complicated subject, black holes get even weirder when viewed through the lens of string theory. Read on for some odd possibilities for what black holes really are.
This article is an in-depth review of cells. Meant to help high school and college students gain a better understanding of this chapter of biology.
Our world is filled a multitude of geologic hazards that can cause extensive property damage and even loss of human life. Mass wasting is one of those hazards that can be avoided or mitigated if you are prepared. Learn about the different types of mass wasting and what causes them.
Western red cedar (or western redcedar) is a common and important tree in the Pacific Northwest region of North America. The tree was once very significant in First Nations culture and has some interesting features.
Pleistocene rewilding aims to reclaim the natural world and restore it to how humans found it over 10,000 years ago. Is this a good idea?
So why do aggressive wasps always bother people? This article explores not only the problem itself, but how to avoid it and why we as humans largely cause much of the problem ourselves....
Quantum computing is a new type of computation based upon the physics of quantum mechanics. What are the basic principles that are utilised by a quantum computer? Can we actually build a quantum computer and what could it used for in the future?
Well before the rigors of science took hold in the world, people have come up with some creative ideas for our solar system. Let us explore a few of those now.
How to learn your times tables fast. There are a few tricks to help you with your times tables and even a link to my video "How to Learn Your Times Tables Fast"
Evolution has produced a multitude of predators down the ages, but which were the deadliest of all time?
The differences between angiosperms and gymnosperms and their relationship to coniferous and deciduous plants.
Learn how to attract the northern cardinal to your backyard or garden. Find out what kind of seed to offer, which types of feeders are best.
Find out why the fake Megalodon search aired by the Discovery Channel for Shark Week 2013 ticked off a lot of people, and why the hoax matters.
Which company or agency will do the most to cure neuromuscular diseases, war injuries, and diabetes in the 2010s?
A lot of people confuse locusts with cicadas, but they actually differ in many ways. Here are a few of the main differences.
If all the elements are arranged in the order of their atomic weights, a periodic repetition of properties is obtained. This is expressed by the law of periodicity.— Dmitry Ivanovich Mendeleev
Have you ever seen how a cashew grows? When I first saw one, I was shocked. They don't grow like other nuts. The fruit of the cashew tree is a perfect fruit for juicing.
It is truly amazing to think about how water has so many unique and amazing properties. But just what is it about water that makes it so versatile, useful, essential, and unique?
Mud is a versatile and interesting material. It's useful for both humans and animals. It can also be dangerous, especially in the form of mud volcanoes and mudflows.
Here is some specific information about the Smilodon cats in general, and further information in specifics regarding each species of known Smilodon that once was.
In 2 years, we saw five disastrous hurricanes; Harvey, Irma, Maria, Florence, and Michael. How might Climate Change Cause Hurricanes to Become More Common? Read more to find out.
While it may ultimately prove to be wrong, scientists know of several ways to test for string theory using many conventions of physics.
What are the events of Metaphase? What are the events of Anaphase? How do you distinguish Telophase from Anaphase? What is Cytokinesis? This detailed hub looks at these questions and more. Includes a narrated video of the stages of mitosis
Ellenberg's indicator values can be used to estimate abiotic factors at a site. They can also be used to monitor changes in abiotic factors over time.
At the dawn of civilization, people worshiped the Sun as a divine being. Today, science has solved many of its mysteries. Here are ten fun, interesting and surprising facts about our nearest star.
Rapamycin increases lifespan in mice, apparently by inhibiting a protein called mTOR. It may do the same in dogs and possibly in humans. It's currently being tested in pet dogs.
What is an ecosystem, and how does it work? This article looks at the different types of natural ecosystems and explains how they function.
Sustainability, conservation and "going green" support has continued to increase over the past years. Is it enough to save this planet from what seems like inevitable catastrophes?
Not everybody knows why a plus b whole square is i.e. (a+b) 2 = a2+b2+2ab and why exactly it has been generalized.So, here I come up with the geometrical proof that shows up the results.
When do babies’ eyes change color? Here you'll see some entertaining and informative answers to this question. You'll also see how babies gradually get to their genetically assigned eye color.
The Columbian ground squirrel is an interesting animal that is very entertaining to watch. A large population can be found in Manning Park, British Columbia.
A brief overview of the Everglades National Park and a look at some of the common, and not so common, bird species found there.
In this hub I will show you how to find the area of circle giving your answer in terms of Pi (π). First of all you need to remember the formula for calculating the area of a circle: A = πr² A stands for area, π stands for Pi and r is...
By using a nifty acronym and a fun little song, you can easily remember the order of the rainbow colors.
15 extinct bird species of the world. From the Mauritius Island's dodo to the recently extinct Bachman's warbler.
Chimaeras are strange fish that are sometimes known as ratfish, rabbitfish, elephant fish, or rhinochimaeras. The lines on their surface often look like seams.
Exploring the incorrect theories of lift and describing what really happens to an aeroplane wing in the air...
How to develop a cone or how to create a flat pattern of a cone can be achieved in a few easy geometrical steps. The geometrical method shown below does however have inaccuracy, so at the end of this hub I have included a mathematical formula to...
Flying is the fastest mode of travel known to man but how fast is the fastest aircraft? Let’s find out.