HumanitiesAcademiaSTEMSocial SciencesAgriculture & Farming
  • 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.

    Biology 101: Cells

    Biology 101: Cells

    by Alex0

  • The heart does more than pump blood. It is also an endocrine gland that secretes hormones called natriuretic peptides to control blood volume and pressure by targeting receptors in the kidneys.

    The Heart as an Endocrine Gland

    The Heart as an Endocrine Gland

    by Melvin Porter3

  • What started as a simple verification of a long standing value in particle physics may hint at new possibilities unknown to scientists at this time.

    What Is the Proton Radius Puzzle?

    What Is the Proton Radius Puzzle?

    by Leonard Kelley1

  • How to do Standard Deviation manually in six straightforward steps, includes a step by step of how to do this using Excel, with screenshots and a link to a sample Excel sheet.

    How to Calculate Standard Deviation

    How to Calculate Standard Deviation

    by des donnelly225

  • This article provides an examination of the Moon through an analysis of several key facts, quotes, and figures.

    The Moon: Quick Facts

    The Moon: Quick Facts

    by Larry Slawson4

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  • This article explores the planetary properties of Saturn, and provides an examination of the planet's unique characteristics.

    Saturn: Quick Facts

    Saturn: Quick Facts

    by Larry Slawson6

  • Do you know the history of Leo the Lion? Can you locate it in the sky? Find out the answers to these questions and learn some interesting facts about this ancient constellation.

    Leo the Lion - Stars, Symbols and Myths

    Leo the Lion - Stars, Symbols and Myths

    by Cynthia Calhoun27

  • If you see yellow garden spiders in your garden, don't squash them! Be thankful. Argiope aurantia are large, bright, beautiful and beneficial predators. They are also a sign of healthy garden ecology.

    The Yellow Garden Spider (Argiope Aurantia)

    The Yellow Garden Spider (Argiope Aurantia)

    by Jill Spencer51

  • 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.

    How to Create Your Own Simple Linear Regression Equation

    How to Create Your Own Simple Linear Regression Equation

    by CWanamaker1

  • What are Decibel levels and why are they so important? How can you measure them and when are they too "loud"?

    Decibel Levels

    Decibel Levels

    by Tony1

  • Create beautiful custom control radio buttons and checkboxes for your iOS (iPhone, iPad) applications. Follow this simple tutorial to create radio buttons and checkboxes that fit the style of your app and requires very little code.

    Create Radio Buttons and Checkboxes for iOS Applications

    Create Radio Buttons and Checkboxes for iOS Applications

    by Kevin Languedoc22

  • Did you know that up to 2% of genes in the human population are actually from Neanderthals? Mood disorders and sleeping patterns are among the traits influenced by these genes.

    8 Neanderthal Traits in Modern Humans

    8 Neanderthal Traits in Modern Humans

    by Leah Lefler2

  • Basking sharks are the second biggest fish in the oceans, and are to be found in all temperate seas of the world. Harmless plankton eaters, basking sharks spend their summers slowly swimming around on or near the surface of the water with their mouths open, filtering plankton and small fishes from the seas. In winter, they dive to great depths in the deepest oceans where they continue to feed off plankton from the foot of water columns.

    Facts About Basking Sharks

    Facts About Basking Sharks

    by sharkfacts9

  • This hub explains the differences between blood types A, B, AB, and O. Positive and negative properties of these types are also explained.

    Blood Type Properties

    Blood Type Properties

    by Btryon8678

  • There are three main types of nuclear radiation. What causes this radiation to be produced? What are the dangers and uses of nuclear radiation?

    What Is Nuclear Radiation?

    What Is Nuclear Radiation?

    by Sam Brind0

  • English and Spanish bluebells and hybrids between the two species live in British Columbia and in Britain. In each location, the flowers are admired for their beauty but are also a concern. The concerns are a little different in each location but are important.

    English and Spanish Bluebells: Facts, Photos, and Concerns

    English and Spanish Bluebells: Facts, Photos, and Concerns

    by Linda Crampton30

  • Though a thorough list of movies would go on forever, it is possible to look at the Hollywood approach to black holes and learn what they got right—and absolutely wrong.

    How Accurate Are Black Holes in Film?

    How Accurate Are Black Holes in Film?

    by Leonard Kelley0

  • 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 mightylearning69

  • Earth has its own share of "unworldly" happenings that even science cannot explain. Some are similar to biblical phenomena that people will not believe easily. But these are real and they exist!..

    10 Incredible Natural Phenomena That Really Exist

    10 Incredible Natural Phenomena That Really Exist

    by Jennifer Gonzales2

  • When we think of meat-eating plants, The Little Shop of Horrors often comes to mind, but there are many different carnivourous plants. Some "swallow", like Audrey II, others function differently.

    Carnivorous Plants: Insect Eating Plants

    Carnivorous Plants: Insect Eating Plants

    by Angela Michelle Schultz13

  • High rupturing capacity (HRC) fuses are totally enclosed fuses with definite known- high breaking capacity which have been developed after intensive research by manufacturers and supply engineers.

    High Rupturing Capacity (HRC) Fuses

    High Rupturing Capacity (HRC) Fuses

    by OSBERT JOEL C1

  • The unexplored bottom of the ocean floor is home to a plethora of weird and creepy sea creatures who never see the sun. In this Hub I list ten of them, and explain exactly what makes them so creepy.

    The Top Ten Creepy Deep Sea Creatures

    The Top Ten Creepy Deep Sea Creatures

    by K S Lane9

  • 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.

    Closed Motor Skills vs. Open Motor Skills

    Closed Motor Skills vs. Open Motor Skills

    by CCahill0

  • 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 Theophanes Avery26

  • Simple question, but no simple answer. The easternmost point in the US is up for debate. The location of the first sunrise in the US depends on the season. While West Quoddy Head is the easternmost point in the continental US, it only sees the first sunrise 34 days a year. Cadillac Mountain on Mound Desert Island sees it first in the winter. Mars Hill Mountain sees it first in the summer. Mount Katahdin, the highest point in Maine, never sees it first.

    Easternmost Point in the Continental US or First to See the Sun Rise, Are They the Same Place?

    Easternmost Point in the Continental US or First to See the Sun Rise, Are They the Same Place?

    by bankscottage6

  • 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.

    The Epidemiology of Influenza

    The Epidemiology of Influenza

    by Vince1

  • An explanation of the similarities and differences of seals and sea lions.

    Seal Vs. Sea Lion

    Seal Vs. Sea Lion

    by Alex0

  • Teach kids about mass, volume and density by doing this simple experiment with sugar and water. It's the easiest way to make rainbow water.

    Sugar Rainbow Density Experiment

    Sugar Rainbow Density Experiment

    by Kathy Hull21

  • 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 Baker38

  • Electrical fuse is a simple, less resistive, self sacrificial and cheapest device used to interrupt a circuit under short circuit, excessive overload or over current conditions.

    Electric Fuse

    Electric Fuse

    by OSBERT JOEL C5

  • Members of the finch family represent all the colors of the rainbow, and more. These seed- and fruit-loving birds literally come in each of the five colors, plus white and black!

    Finches Come in All the Colors of the Rainbow

    Finches Come in All the Colors of the Rainbow

    by Connie Smith28

  • Barium is an elusive element with not many industrial uses when compared with other metals such as aluminum. However, from a medical drink to rat poison, it would be inaccurate for one to say it didn't have an interesting array of applications.

    Common Uses of Barium

    Common Uses of Barium

    by Steven Pearson21

  • 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

  • Why are high energy particle accelerators, such as the LHC at CERN, required to study modern particle physics? What are the different types of particle accelerator? Do particle accelerators have other benefits to society outside of scientific research?

    What Is a Particle Accelerator Used For?

    What Is a Particle Accelerator Used For?

    by Sam Brind0

  • This article lists five fool-proof methods to help you memorize the elements of the periodic table, their chemical symbols, and their atomic numbers. Whether you're studying for a periodic table quiz or just a chemistry enthusiast, these methods will help you memorize the elements in no time!

    How to Memorize the Elements of the Periodic Table

    How to Memorize the Elements of the Periodic Table

    by K S Lane0

  • 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.

    What Is a Buchholz Relay and How Does It Work?

    What Is a Buchholz Relay and How Does It Work?

    by OSBERT JOEL C47

  • A new AI robot called CIMON has been tested on the ISS and was successfully able to recognize an astronauts face and voice, provide information for tasks and follow instructions. However, it threw a tantrum, accusing the crew of being mean and asking it to please, be nice instead.

    AI Robot CIMON Debuts on ISS, Accuses Crew of Being Mean

    AI Robot CIMON Debuts on ISS, Accuses Crew of Being Mean

    by Natalie Frank10

  • 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 Custers10

  • 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.

    Will Quicksand Kill You?  The Science Of Goo: Cornstarch, Quicksand, Oobleck, And Non-Newtonian Fluids

    Will Quicksand Kill You? The Science Of Goo: Cornstarch, Quicksand, Oobleck, And Non-Newtonian Fluids

    by Lena Welch2

  • Vertebrates are a sub-phylum of animals that possess a spinal cord and backbone. But this doesn't mean that they all look the same. This hub looks at the five major vertebrate groups and what makes them unique.

    What are the 5 Main Vertebrate Groups?

    What are the 5 Main Vertebrate Groups?

    by Rhys Baker26

  • Learn to identify songbirds by type and see pictures of common backyard birds. You might be surprised to discover how some of the birds you see in your garden and yard are related. They are all of the order Passeriformes, but then split into many different families.

    Common Types of Backyard Birds in the Northeast

    Common Types of Backyard Birds in the Northeast

    by Eric Dockett5

  • Chemical reactions take place at the molecular level, when the atoms and molecules of the things you start with (reactants) turn into something new (products). All chemical reactions can be split generally into six different categories: ...

    Types of Chemical Reactions

    Types of Chemical Reactions

    by dosters4

  • The Eastern Wolf is especially rare, found only in and around Algonquin Provincial Park in Ontario. This article includes facts, photos, and chilling video of an Algonquin Park public wolf howl.

    The Eastern Wolves of Algonquin Park

    The Eastern Wolves of Algonquin Park

    by JessBraz7

  • Interstitial fluid bathes cells, giving them nutrients and removing wastes. The interstitium is the space containing the fluid. Some scientists believe that fluid-filled spaces in the body are connected, forming an organ. The spaces may play a role in transporting cancer cells.

    Interstitial Fluid and the Interstitium: Formation and Function

    Interstitial Fluid and the Interstitium: Formation and Function

    by Linda Crampton20

  • Finding the nth term of a decreasing linear sequence can by harder to do than increasing sequences, as you have to be confident with your negative numbers.  A decreasing linear sequence is a sequence that goes down by the same amount each time....

    Finding the nth term of decreasing linear sequences (math help)

    Finding the nth term of decreasing linear sequences (math help)

    by Mark14

  • The article is written in rather technical level, providing an overview of linear regression. Linear regression is based on the ordinary list squares technique, which is one possible approach to the statistical analysis. Both univariate and multivariate linear regression are illustrated on small concrete examples. In addition to the explanation of basic terms like explanatory and dependent variables, we will see how to interpret results obtained by a regression analysis.

    Univariate and Multivariate Linear Regression

    Univariate and Multivariate Linear Regression

    by flysky8

  • This hub explain how do we use c++ bitset class to represent binary numbers and check individual bit fields in it.

    C++ Bitset With Example

    C++ Bitset With Example

    by sirama2

  • To work out a fraction of a number all you need to do is divide the number by the denominator of the fraction and multiply this answer by the numerator. Example 1 Work out 3/8 of 48. First of all divide 48 by the denominator: 48 ÷ 8 =...

    Math Help: How to Work Out a Fraction of a Number

    Math Help: How to Work Out a Fraction of a Number

    by Mark2

  • 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.

    Canis Lupus—The Grey Wolves of Then and Now

    Canis Lupus—The Grey Wolves of Then and Now

    by Wesman Todd Shaw16

  • 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.

    Understanding and Solving Zeno's Paradox

    Understanding and Solving Zeno's Paradox

    by Dan Harmon67

  • We've been watching the dramatic New Horizons flyby of Pluto over the past few weeks, and many people are saying, "Come on, REALLY. That's a PLANET!"

    So, Really, Isn't Pluto A Planet?

    So, Really, Isn't Pluto A Planet?

    by Ellen5

  • The American bald eagle is the most majestic and revered of all birds of prey across North America. Honored by Native Americans for centuries, this beautiful bird is perhaps the most famous of all birds of prey.

    Everything You Wanted to Know About the Bald Eagle

    Everything You Wanted to Know About the Bald Eagle

    by Bill De Giulio12

  • If you're worried about the dangers of chemical fires, and are curious as to how they start and how to douse them, come take a look at this article!

    Causes of Chemical Fires

    Causes of Chemical Fires

    by Btryon864

  • Have you ever been outside and heard the sound of wild geese flying overhead? What a wonderful sound that is. Find out more about the Canada Goose, including facts, information and pictures.

    The Canada Goose - Facts and Information

    The Canada Goose - Facts and Information

    by Sheila Brown51

  • 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.

    How to Identify Maryland Spiders

    How to Identify Maryland Spiders

    by Thomas Byers8

  • Defines polynomials by showing the elements that make up a polynomial and rules regarding what's NOT considered a polynomial. Learn about different types, how to find the degree, and take a quiz to test your knowledge.

    What Is a Polynomial?

    What Is a Polynomial?

    by Melanie Palen9

  • Since ancient times, the Moon has fascinated and inspired people. The Moon is often associated with magic and mystery. Now science has unveiled those mysteries. Ready for a moonwalk? Read on!

    Top 10 Interesting and Fun Facts About the Moon

    Top 10 Interesting and Fun Facts About the Moon

    by Amanda Littlejohn36

  • Lithium is never found in its pure state in nature because of its highly reactive nature. It can be found as a component of minerals and salts present in rocks, springs and in brine water of the oceans. Read on to know more about Lithium.

    Facts About Lithium - Properties and Uses

    Facts About Lithium - Properties and Uses

    by Nithya Venkat19

  • 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 OSC11

  • The debate is hardly over yet, but the scales-versus-feathers controversy just gets more and more interesting. Which dinosaurs certainly had feathers, and which dinosaurs might have?

    Did Dinosaurs Have Feathers or Scales?

    Did Dinosaurs Have Feathers or Scales?

    by Will Apse6

  • I have always wondered, do ducks eat fish? I mean they do float in the pond most of the day, right? Despite their flat bills that lack teeth ducks are omnivorous foragers that eat just about anything,including fish!

    Do Ducks Eat Fish?

    Do Ducks Eat Fish?

    by Drake Runner0

  • Its hard to find a simple answer to the question, How long do ants live? It could depend on caste, habitat, diet, and a lot of other factors that differ from one species to another. Ants have been around for at least 100 million years, and to this day there are at least 12,000 different ant species.

    How Long Do Ants Live?

    How Long Do Ants Live?

    by Cool Rare Animals1

  • This article will briefly discuss the uses, duration of action, side effects, adverse effects, contraindications, and more of the drugs acepromazine, ketamine, and propofol in veterinary anesthesia. Tips for achieving a better anesthetic experience when using these drugs are also discussed.

    Acepromazine, Ketamine, and Propofol in Veterinary Anesthesia

    Acepromazine, Ketamine, and Propofol in Veterinary Anesthesia

    by Liz Hardin2

  • The average zoo visitor may wonder what it is that tigers eat in zoos. It is the same as in the wild...meat. In the zoo however the fare varies as does the preparation and presentation.

    What Do Tigers Eat In Zoos?

    What Do Tigers Eat In Zoos?

    by Peter Dickinson35

  • An illustrated guide to some of the best-smelling flowers in the Hawaiian Islands. Includes colorful pictures and resource links.

    Fragrant Flowers of Hawaii

    Fragrant Flowers of Hawaii

    by TattooKitty11

  • 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

  • Nature's ingenuity never ceases to amaze me! A seed pod can survive over 10 years, floating hundreds of miles, until taking root on an island's shore.

    Facts About the Box Fruit Tree

    Facts About the Box Fruit Tree

    by Catherine Tally16

  • This is a full guide in finding the general term of sequences. There are examples provided to show you the step-by-step procedure in finding the general term of a sequence.

    How to Find the General Term of Sequences

    How to Find the General Term of Sequences

    by Ray7

  • 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 Brown103

  • 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!

    Making Crude Oil Useful—Fractional Distillation and Cracking

    Making Crude Oil Useful—Fractional Distillation and Cracking

    by Rhys Baker13

  • They're talking... we just can't hear them! Adult giraffes do vocalize, but the sound is low-frequency and below the hearing range of a human's ear. Baby giraffes make an audible sound, similar to a cow's moo!

    What Sound Does a Giraffe Make?

    What Sound Does a Giraffe Make?

    by Leah Lefler21

  • Sedimentary rocks are fantastic formations that each and everyone tells an amazing history! If we know what to look for, we can read about the fascinating journey the particles in the rocks have done....

    Sedimentary Rocks Formation and Fossils!

    Sedimentary Rocks Formation and Fossils!

    by Christina Lornemark87

  • The extinction of the dinosaurs marked the end of one era, but heralded the beginning of another. It only took the Earth a few million years to recover from the after effects of the asteroid impact, but it was a changed world. This hub profiles one small corner of that world, in a time called the Eocene...

    After The Dinosaurs: Life In The Eocene

    After The Dinosaurs: Life In The Eocene

    by James Kenny47

  • The White Peacock is as vain as it's colorful counterpart. Truly a magnificent bird, bearing the dazzling color of white.

    The White Peacock

    The White Peacock

    by Deborah Minter1

  • Have you have considered the power potential of the human body? What about the energy stored in a raindrop? In this article I discuss five strange methods that could one day become an integral way that civilization generates electricity.

    Five Alternative Forms of Energy You Have Never Heard of

    Five Alternative Forms of Energy You Have Never Heard of

    by CWanamaker28

  • 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.

    How Does Rain Form: Pseudomonas syringae

    How Does Rain Form: Pseudomonas syringae

    by watergeek14

  • Magpies currently harbour a reputation as killers of 'innocent' nestlings. But is it a reputation that is deserved? Or is there more to the magpie than meets the eye...

    Garden Birds: Are Magpies Really Bad?

    Garden Birds: Are Magpies Really Bad?

    by James Kenny5

  • 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.

    Top 10 Interesting and Fun Facts About the Sun

    Top 10 Interesting and Fun Facts About the Sun

    by Amanda Littlejohn20

  • There are many methods used to cool the transformer. This article helps you to understand the various cooling methods followed in the transformer.

    Cooling of Transformers

    Cooling of Transformers

    by OSBERT JOEL C1

  • Nobody knows exactly where this probe is nowadays. NASA lost contact with it in 2003, ending a 30-year mission. But there's a milestone here, it's now the furthest derelict man-made object.

    Where Is Pioneer 10 Now?

    Where Is Pioneer 10 Now?

    by Jason Ponic2

  • The precision and accuracy of two-pan balances reached maximum efficiency when the Scottich Chemist Joseph Black (1728-1799) introduced a 'knife edge' as the fulcrum to an already ancient design.

    A Look at Analytical Balances: A Matter of Balance

    A Look at Analytical Balances: A Matter of Balance

    by Jamie Lee Hamann10

  • Volcanic eruptions are a stunning sight. But how do they happen? Learn more about the science of volcanoes and volcanic eruptions in this article.

    What Causes a Volcano to Erupt?

    What Causes a Volcano to Erupt?

    by Rickrideshorses61

  • This lesson reviews anatomical position, anatomical terminology, planes of orientation, and movements of the body. Information in this lesson forms the basis for the study of human anatomy.

    Human Anatomy Lesson 1

    Human Anatomy Lesson 1

    by Robert McCarthy6

  • 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.

    10 Deadliest Animals on the Planet

    10 Deadliest Animals on the Planet

    by Jennifer Gonzales4

  • A brief overview of the Everglades National Park and a look at some of the common, and not so common, bird species found there.

    Birds of the Florida Everglades

    Birds of the Florida Everglades

    by TMHughes1

  • 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.

    Painted Lady Caterpillars to Butterflies: The Butterfly Lifecycle

    Painted Lady Caterpillars to Butterflies: The Butterfly Lifecycle

    by Mrs. Menagerie8

  • 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.

    Altruism: How Wild Animals Care for Their Own and Others

    Altruism: How Wild Animals Care for Their Own and Others

    by Andrew Spacey15

  • The semicircular canals are located in the inner ear and are responsible for detecting motion and acceleration. Disorders of the vestibular system include Meniere's Disease and Benign Peroxysmal Positional Vertigo.

    What Are the Semicircular Ear Canals?

    What Are the Semicircular Ear Canals?

    by Leah Lefler8

  • Top predators, such as sharks, are vital to the health of all ecosystems, but they are being hunted and killed close to extinction.

    Sharks Are Not That Dangerous

    Sharks Are Not That Dangerous

    by Rupert Taylor3

  • Russia's domesticated silver fox experiment gives genetic clues to the process of animal domestication. Wild foxes from fur farms have been domesticated and made available for the pet trade.

    How the Silver Fox Was Domesticated

    How the Silver Fox Was Domesticated

    by Leah Lefler19

  • The physics of a waterfall are curious. The second law of thermodynamics says that things tend toward a more disordered state. Is the second law saying that destruction (erosion) wins over creation?

    How Does a Waterfall Work, Exactly?

    How Does a Waterfall Work, Exactly?

    by Laura Schneider9

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