AcademiaSTEMSocial SciencesHumanitiesAgriculture & Farming
  • 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!

    Where to Find Puffins in Scotland

    Where to Find Puffins in Scotland

    by Yvonne Spence65

  • The triangle is the simplest polygon This article covers types of triangles, Pythagoras's theorem, cosine rule, sine rule, various ways of calculating the area of a triangle and basic trigonometry

    How to Calculate the Sides and Angles of Triangles

    How to Calculate the Sides and Angles of Triangles

    by Eugene Brennan27

  • In this article, I list and give essential facts on the 6 most dangerous snakes in Florida, all of which are venomous and can deliver potentially fatal snakebites. My list includes the Southern Copperhead, Eastern Diamondback, and the Cottonmouth.

    6 Most Dangerous Snakes in Florida

    6 Most Dangerous Snakes in Florida

    by Paul Goodman17

  • Different Types of Stars in the Universe - Physical characteristics and images of the many different kinds of stars, from red giants to white dwarfs.

    Different Types of Stars in the Universe

    Different Types of Stars in the Universe

    by Thomas Swan29

  • 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.

    Sea Monsters Of The Cretaceous

    Sea Monsters Of The Cretaceous

    by James Kenny23

  • Learn facts about the real Megalodon shark and get answers to frequently asked questions about the biggest shark that ever existed!

    Megalodon Shark Facts and FAQ

    Megalodon Shark Facts and FAQ

    by cryptid13

  • 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 world’s animals live in the rain forests. Due to the rapid disappearance of rain forests many animals living in them are now endangered. Every plant and animal needs an ideal environment where they can survive. No life can exist without proper and sufficient source of food, water and shelter. There should be a balance betwe

    Endangered Animals in the Rainforest

    Endangered Animals in the Rainforest

    by livingsta150

  • Neurons are highly specialized cells that transmit electrical and chemical signals to target cells. Their anatomy makes them extremely efficient at receiving and transmitting these signals.

    Structure of a Neuron

    Structure of a Neuron

    by Melissa Flagg COA OSC5

  • If you are worried about the possible presence of dangerous sharks in British waters, you may feel somewhat reassured by how few there really are. Out of the 29 different types of sharks that have been spotted around Britain's coastline, there are only 7 potentially dangerous sharks, not including the great white whose sightings have never yet been confirmed, but are highly suspected of being present.

    Are There Dangerous Sharks in British Waters?

    Are There Dangerous Sharks in British Waters?

    by sharkfacts15

  • 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.

    How to Do a Friction Science Experiment

    How to Do a Friction Science Experiment

    by Candace Bacon25

  • The lion is a multi-cultural symbol of power and strength. But how much do we really know about them? Among the things we know well about them, is their hunting ability. This Hub explores the hunting behaviour of the lion in-depth...

    How Do Lions Hunt?

    How Do Lions Hunt?

    by James Kenny38

  • The Sunshine State has all sorts of over-sized bugs and creep-crawlies. This article looks at the biggest spiders in Florida.

    Biggest Spider in Florida: Top 5

    Biggest Spider in Florida: Top 5

    by Paul Goodman7

  • The experiments prove that music increases the plant growth. The visible light and sound in electromagnetic spectrum increase the photosynthesis and get converted and stored as chemical energies....

    The Effect of Music on Plant Growth and Pests

    The Effect of Music on Plant Growth and Pests

    by Sanjay Sharma24

  • 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.

    Types and How Mountains are Formed – For kids

    Types and How Mountains are Formed – For kids

    by livingsta219

  • This article suggests a list of the thirteen greatest airplanes of all time, emphasizing the importance of each during its time and place in world history.

    13 Best Airplanes of All Time

    13 Best Airplanes of All Time

    by Kelley38

  • Why is the sky blue? Why is the moon sometimes out in the day? How much does the Earth weigh? Kids are great at asking questions that knock us for 6. Be prepared! This hub gives straightforward answers to 10 of the trickiest questions I have been asked by kids whilst teaching. Enjoy!

    Top 10 Tricky Science Questions Answered

    Top 10 Tricky Science Questions Answered

    by Rhys Baker74

  • 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.

    Practical Applications of Mathematics in Everyday Life

    Practical Applications of Mathematics in Everyday Life

    by CWanamaker40

  • Spiders both fascinate and frighten people. Check out these weird, amazing, interesting and fun facts about spiders taken from science, history, literature and mythology with cool photos and videos.

    Top Ten Interesting and Fun Facts About Spiders

    Top Ten Interesting and Fun Facts About Spiders

    by Amanda Littlejohn33

  • 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.

    Astronomy - A Beginner's Guide to the Moon

    Astronomy - A Beginner's Guide to the Moon

    by Greensleeves Hubs15

  • Need to align a graphic on a webpage? Are you trying to put captions under your images? Here's the codes you need to make things work.

    How to Align Images in CSS & HTML

    How to Align Images in CSS & HTML

    by Ellen Brundige192

  • The great horned owl is an avian apex predator. Possibly this bird is the finest predator to have ever lived.

    The Great Horned Owl

    The Great Horned Owl

    by Wesman Todd Shaw26

  • There are many different types of plants, ranging from grand trees to tiny algae. This is an overview with pictures.

    Types of Plants (With Pictures)

    Types of Plants (With Pictures)

    by Will Apse13

  • The dragon blood tree of Socotra Island has an unusual appearance. It secretes a red resin known as dragon's blood when its bark is injured. The resin is used in many ways.

    The Strange Dragon Blood Tree of Socotra Island

    The Strange Dragon Blood Tree of Socotra Island

    by Linda Crampton52

  • Science has proven that redheads are physically unique among all other people. Find out why, historically, some people thought they were evil, while others thought they held magical powers.

    How Are Redheads Unique and Different?

    How Are Redheads Unique and Different?

    by C E Clark174

  • 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.

    What Causes a Tsunami?

    What Causes a Tsunami?

    by Rickrideshorses235

  • This hub answers tricky biology questions including 'What is Brainfreeze?', 'How Safe are X-Rays?', and 'What are Goosebumps' from my experience teaching biology

    Top 10 Tricky Science Questions: Biology

    Top 10 Tricky Science Questions: Biology

    by Rhys Baker34

  • The rapid development of land for use by humans all over Asia poses a serious threat to many animal species, and many Asian governments do too little too late to protect their own environments.

    List of Top 10 Endangered Animal Species in Asia

    List of Top 10 Endangered Animal Species in Asia

    by Edweirdo13

  • 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.

    True-Color Photos of All the Planets

    True-Color Photos of All the Planets

    by Ellen10

  • 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.

    The Benefits of Growing Duckweed

    The Benefits of Growing Duckweed

    by Mary Wickison81

  • 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?

    Today's Top 5 Environmental Concerns

    Today's Top 5 Environmental Concerns

    by Alyssa S.13

  • Did you know that only 6000 snow leopards are surviving in the wild today? Read more than 50 facts about this amazing creature...

    55 Facts about Snow Leopards

    55 Facts about Snow Leopards

    by Rehana Stormme200

  • 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!?

    Top 10 Science Experiments to Try at Home

    Top 10 Science Experiments to Try at Home

    by Rhys Baker83

  • This photo-rich article illustrates some of the more commonly found caterpillars in North America.

    Caterpillar Identification

    Caterpillar Identification

    by FCM29

  • 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.

    Geologic Hazards: What You Need to Know About Mass Wasting

    Geologic Hazards: What You Need to Know About Mass Wasting

    by CWanamaker2

  • Moray eels and wolf eels have elongated bodies and live on the ocean bottom. They have each developed some very interesting and unusual body features and behaviours.

    Moray and Wolf Eels: Interesting Fish Facts

    Moray and Wolf Eels: Interesting Fish Facts

    by Linda Crampton26

  • All the essential facts about Southern Black Racers that you might want to know. These snakes are nonvenomous and common throughout the Southeastern USA.

    Facts About Southern Black Racer Snakes

    Facts About Southern Black Racer Snakes

    by Paul Goodman12

  • Gamma Ray Spectroscopy - An introductory review of germanium gamma ray detectors, and the spectroscopic methods used in the measurement of x-ray escape peaks, annihilation photons, peak summing, energy resolution, and total and photopeak efficiency.

    Gamma Ray Spectroscopy

    Gamma Ray Spectroscopy

    by Thomas Swan2

  • This article discusses the various components of a power transformer and briefly explains how they work.

    Parts of a Power Transformer

    Parts of a Power Transformer

    by OSBERT JOEL C71

  • Just recently my family and I discovered a family of owls living in the oak tree in our backyard. We had seen the father owl perched upon a ladder in our neighbor's backyard the weekend prior to when my husband noticed the whole family hanging out on a branch the following weekend. We both were immediately fascinated by these wise, majestic creatures and so I've been inspired to write a hub about the different types of owls in Florida.

    A Look at the Different Types of Owls in Florida

    A Look at the Different Types of Owls in Florida

    by Nicole Canfield32

  • 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.

    Different Uses for a Coconut

    Different Uses for a Coconut

    by Suzanne Ridgeway26

  • Exciting disciplines that combine biology and math include biostatistics, epidemiology, bioinformatics, mathematical biology, and population ecology. The disciplines offer interesting careers.

    Careers That Combine Biology and Mathematics

    Careers That Combine Biology and Mathematics

    by Linda Crampton37

  • 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.

    What Is a Hydrate (Chemistry)?

    What Is a Hydrate (Chemistry)?

    by Linda Crampton29

  • Students have an excellent chance of doing well on a physics exam if they work efficiently throughout the physics course and follow some tips for writing exams.

    How to Pass a High School Physics Exam

    How to Pass a High School Physics Exam

    by Linda Crampton24

  • Whenever we take a trip into the wilder areas of our planet, we potentially put our lives at risk, often by travelling without taking the time to learn how to deal with dangerous wild animals. This hub gives you all the facts you need to know...

    How to Survive and Avoid Animal Attacks

    How to Survive and Avoid Animal Attacks

    by James Kenny16

  • 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.

    Redheads: The Genetics of Hair Color

    Redheads: The Genetics of Hair Color

    by Leah Lefler76

  • Human eye anatomy—a journey through the anatomy of the eye to understand how different structures in the eyeball work together to achieve vision.

    Anatomy of the Eye: Human Eye Anatomy

    Anatomy of the Eye: Human Eye Anatomy

    by Edmund Custers2

  • If you're like most people, you have no idea what goes on behind closed doors of your local hospital laboratory. Find out from a Medical Lab Technologist how the labs work and what lab techs do.

    What Does a Hospital Medical Lab Technologist Do?

    What Does a Hospital Medical Lab Technologist Do?

    by PurpleOne8

  • 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.

    Extinct Animals of the Rainforest

    Extinct Animals of the Rainforest

    by Angela Michelle Schultz21

  • Top 10 Most Beautiful Extinct Animals - The tale of ten species that succumbed to anthropogenic extinction as a result of hunting or habitat destruction.

    Top 10 Most Beautiful Extinct Animals

    Top 10 Most Beautiful Extinct Animals

    by Thomas Swan57

  • 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....

    Why Do Aggressive Wasps Always Bother People?

    Why Do Aggressive Wasps Always Bother People?

    by Cindy Lawson148

  • Biological perspective links the studies of biology and psychology. Physiological changes and genetics are believed to play a large role in the behaviors of humans and other animals. Biological perspective is the study in psychology that evaluates the physiological and genetic roots of behaviour.

    What Is the Biological Perspective

    What Is the Biological Perspective

    by Teresa Coppens4

  • 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.

    When Is the Age of Aquarius?

    When Is the Age of Aquarius?

    by scottcgruber9

  • Tsunamis cause have whenever they hit - death, destruction and carnage. Find out the exact effects on land and in the sea.

    What are the effects of a tsunami?

    What are the effects of a tsunami?

    by Rickrideshorses345

  • The lamprey is a frightening eel-like parasite, but could they really attack humans? Here's a look at this monster of nightmares.

    Do Lampreys Attack Humans?

    Do Lampreys Attack Humans?

    by cryptid24

  • My list of the most dangerous animals in the USA, where I name the animals which are most capable of injuring and, in rare circumstances, killing people.

    Top 10 Most Dangerous Animals in the USA

    Top 10 Most Dangerous Animals in the USA

    by Paul Goodman2

  • Most of the top 10 worst shark attacks in the world involved maritime shipping disasters where people were thrown into shark-infested waters.

    Top 10 Worst Shark Attacks in the World

    Top 10 Worst Shark Attacks in the World

    by sharkfacts49

  • The oceans contain a vast variety of creatures. Here are some marine animals whose names span the alphabet from A to Z.

    List of Sea Animals A-Z

    List of Sea Animals A-Z

    by leibwood130

  • 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.

    The Saber—Tooth Tiger

    The Saber—Tooth Tiger

    by Wesman Todd Shaw40

  • 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.

    Top Ten Physics Questions and Answers

    Top Ten Physics Questions and Answers

    by Rhys Baker17

  • A look at the diversity of Arizona's Coconino National Forest and some of the wildlife that makes its home there, in the northern part of the state, including the San Francisco Peaks near Flagstaff

    Wildlife of the Coconino National Forest

    Wildlife of the Coconino National Forest

    by Deb Kingsbury45

  • Volcanoes are natural features of the Earth's lanscape. Volcanoes form from the natural internal forces acting inside the Earth. Mos volcanoes form at the boundaries of tectonic plates either in the ocean or on land. Others may form away from the boundaries of plate tectonics; however all volcanoes are formed from the natural internal energies occurring inside the planet.

    How Does a Volcano Form?

    How Does a Volcano Form?

    by Jose Juan Gutierrez11

  • 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.

    Top Ten Cutest Japanese Wild Animals

    Top Ten Cutest Japanese Wild Animals

    by Rachael Lefler1

  • 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.

    How to Align Images Side-by-Side Using HTML

    How to Align Images Side-by-Side Using HTML

    by Ellen Brundige130

  • Plants have a reputation for being motionless, passive and boring. These 20 plants challenge this mundane stereotype. I threw in a few fungi; I cheated a little. Enjoy!

    Top 20 Most Interesting Plants of the World

    Top 20 Most Interesting Plants of the World

    by Blake Atkinson87

  • There are four species of owls native to North Carolina. These owls and their distinctive calls are captivating creatures.

    Owls In Western North Carolina

    Owls In Western North Carolina

    by TMHughes37

  • For the amateur bird watcher: how to establish a friendly relationship with the crows in your neighborhood, how crows communicate, and what they like to eat.

    How to Make Friends With Crows

    How to Make Friends With Crows

    by Joanna101

  • 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...

    Compound Shapes: How to Find the Area of an L-Shape

    Compound Shapes: How to Find the Area of an L-Shape

    by Mark26

  • Cell division is the process by which biological cells multiply. Learn the events of Mitosis & Meiosis using diagrams, tables, videos & quizzes.

    Cell Division: Mitosis and Meiosis

    Cell Division: Mitosis and Meiosis

    by Rhys Baker15

  • 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!

    Top Ten Interesting and Fun Facts About Birds

    Top Ten Interesting and Fun Facts About Birds

    by Amanda Littlejohn45

  • Because caffeine is a substance used by the young and old in every country and on every continent its effects affect billions. In order to better understand these effects we must examine first where and why caffeine exists. We must observe its impact in nature on animals, plants and the environment that reveal the potential ways in which it can change, even destroy, life. Then, we will look at how it relates specifically to us, at the many pathways it impacts in our bodies once we ingest it, a

    Can caffeine kill? How it impacts animals, plants, and the environment.

    Can caffeine kill? How it impacts animals, plants, and the environment.

    by Schatzie Speaks20

  • Meet Zoe, the only Golden Zebra know to be in captivity today. Zoe is not an albino, she has a condition called amelanism. Read more about Zoe, the rare golden zebra.

    Meet Zoe, the Rare Golden Zebra

    Meet Zoe, the Rare Golden Zebra

    by Sheila Brown98

  • Gas is one of the three forms of matter. Every known substance is either a solid, liquid or a gas. These forms differ in the way they fill space and change shape. A gas, such as air has neither a fixed shape nor a fixed volume and has weight.

    The Theories and Behavior of Gas

    The Theories and Behavior of Gas

    by Liwayway Memije-Cruz157

  • 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.

    Why Water Is Important to Life

    Why Water Is Important to Life

    by watergeek21

  • Learn some facts about common songbirds of Pennsylvania and view pictures to help you identify and attract the birds in your backyard.

    15 Common Songbirds of Pennsylvania

    15 Common Songbirds of Pennsylvania

    by Eric Dockett26

  • Who doesn't love oak trees? They're big, beautiful, useful, and can live for hundreds of years. Here's a list of some, with pictures of bark and leaf descriptions to aid in identification. Happy oak hunting!

    Types of Oak Trees (With Pictures of Trunk Bark)

    Types of Oak Trees (With Pictures of Trunk Bark)

    by Rachel Koski7

  • Cockroaches. They may be icky but they've got a lot of tricks up their hard little sleeves and you might be shocked to know what they're capable of and where they came from. Turn your repulsion to fascination right here with one click. I dare you.

    The Fascinating Truth About the World's Oldest Pests: Cockroaches

    The Fascinating Truth About the World's Oldest Pests: Cockroaches

    by Theophanes25

  • North America is home to four native species of wildcats. Learn more about the wildcats of North America with pictures and videos.

    The Five Wildcats of North America

    The Five Wildcats of North America

    by Sheila Brown69

  • The black widow spider and the brown recluse spider are the two poisonous spiders in our state. Good housekeeping can reduce the risk of being bitten by them.

    Poisonous Spiders In North Carolina

    Poisonous Spiders In North Carolina

    by Thomas Byers17

  • 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.

    Top 10 Mountain Ranges in the World

    Top 10 Mountain Ranges in the World

    by spliffic0929

  • 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.

    List of Types of Sharks in British Waters

    List of Types of Sharks in British Waters

    by IzzyM18

  • Most commonly, you see brown, blue, or hazel eyes, but some people, whether it be luck or a medical condition, wind up with really cool and rare eye colors.

    6 Rare and Unique Eye Colors

    6 Rare and Unique Eye Colors

    by Tatiana98

  • 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.

    Facts About Banana or Golden Orb Spiders

    Facts About Banana or Golden Orb Spiders

    by Paul Goodman51

  • 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. Go science!

    Boyle's Law Examples in Real Life

    Boyle's Law Examples in Real Life

    by Steven Pearson60

  • What are the most dangerous scorpions in the world? All of them look deadly, but there are only a few who can do any real damage. Here is a rundown of the deadliest scorpions in the world.

    Three of the Most Dangerous Scorpions in the World

    Three of the Most Dangerous Scorpions in the World

    by BuddySquid23

  • 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.

    Why (a+b) 2 = a2+b2+2ab ?

    Why (a+b) 2 = a2+b2+2ab ?

    by mightylearning55

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