Large robots fill factories across the world, helping to automate processes that used to require humans to complete. Tiny robots help doctors to operate on patients in exciting new types of surgeries that

However, other names make less sense. One that many people question is Iceland. Why is it called Iceland, when the island is actually quite green?

Dromedary or Arabian camels have one hump. Bactrian camels have two humps. If you think it’s hard to remember which type of camel has how

At one time or another, you’ve probably seen a creeping, crawling creature known commonly as a daddy longlegs. It kind of looks like a spider, but is it

Rabbits and hares are different from the moment they are born. Baby rabbits — called kittens or bunnies — are born hairless and blind, totally dependent

The word “sloth” came from the Greek and Latin words for “carelessness” and “laziness.” In the 1600s, scientists began to use “sloth” as a name

Have you ever seen the Northern Lights? They appear as beautiful, wispy colors waving around in the night sky. Some people compare them to huge curtains of light

How long have the dinosaurs been gone? Experts say it’s been 65 about million years. This is based on fossils from around the world. These fossils show

  Sleepwalking is a phenomenon that can occur in the first few hours after falling asleep. It’s in this stage, called slow-wave or deep sleep, when you might find

Iceland is a large island. In fact, it’s the world’s 18th largest island. Most of the population, however, lives in the southwestern part of the country, in

NASA (National Aeronautics and Space Administration) is the United States space agency. It’s the group that put the first man on the moon. It has sent spacecraft

A solar storm is a term used for atmospheric effects felt on Earth from certain events that occur on the Sun. You probably think of the Sun as a bright

Goosebumps — sometimes called goose flesh or goose pimples — are the little bumps on your skin at the base of hairs that spring up

Nope! Bulls don’t actually hate the color red. In fact, they can’t even really see the color red. Bulls, like all other cattle, are colorblind to red. So why do they charge at

The cockroach comes in an amazing number of different types. Scientists believe there are over 4,500 different species of cockroach around the world. Of those thousands of species, only about 30 of

Mermaids aren’t real. Still, they have fascinated people for thousands of years. But what exactly is a mermaid? When most people hear the word “mermaid,” they

In humans, sweating — also known as perspiration — is the body’s natural way of regulating body temperature. Our many sweat glands produce sweat, which is mostly water with a little bit of potassium, salt, and a few

Are you an honest person? Do you try to tell the truth at all times? Or are there times when you lie? Everyone tells a

Some people believe that paresthesia — the heavy, dull, tingling, burning or “weird” pins and needles feeling when your foot falls asleep — is caused by not enough

The Earth is a large planet. Some areas experience extreme temperatures. Have you ever wondered where on Earth it gets the coldest? If you want

Mass measures the number of atoms in an object, combined with the density of those atoms. Mass is how much “stuff” is in an object. Mass isn’t the same as size,

Left-handedness — sometimes called “sinistrality” — means you prefer to use your left hand rather than your right hand for routine activities, such as writing. Most people

A Japanese man named Shigetaka Kurita invented emojis. Kurita worked for NTT DoCoMo, a big Japanese mobile communications company. He was part of a team

An elephant never forgets!” Have you ever heard that saying before? It’s a common saying, and people have believed that elephants have incredible memories for a long time. But is it

Why are spider webs so sticky? Spiders who weave webs use them to catch flies and other insects and small animals that they eat for food. For example, when a

Female mosquitoes feed on blood. Although we call them “bites,” a female mosquito really doesn’t bite you to get at your blood. Instead, she sticks a part

Have you ever wondered how dogs and other animals can hear things that we can’t? Do they really have better hearing than we do? From a baby’s sigh to

All kidding aside, alligators and crocodiles do look quite similar to most people. That’s to be expected since they’re from the same scientific order (Crocodilia).

Some of them do! Starfish that live very deep in the sea are sometimes bioluminescent. However, most starfish don’t glow. The starfish you see on

Honeybees head to the hive when temperatures drop into the 50s. As the weather becomes cool, the honeybees gather in a central area of the hive and form a

If you answered red, you’re like most people. But aren’t all strawberries red? Nope! Some strawberries are white. And, no, we’re not talking about the unripe strawberries

Left-handedness — sometimes called “sinistrality” — means you prefer to use your left hand rather than your right hand for routine activities, such as writing. Most people

If you’ve ever been out to eat at a restaurant with your family, you’ve probably noticed that everyone doesn’t usually order the same meal. In fact, if there are five people at

Do fish sleep? And assuming they do, HOW do fish sleep? If you’ve ever watched fish for any length of time, you know they get

Your eyes blink around 20 times a minute. That’s over ten million times a year! Your ears never stop growing! Earwax is actually a type

You can think of tears like a shower or bath for your eyes. Special tear glands — called lacrimal glands — produce tears. Every time

The sensitive plant, whose scientific name is mimosa pudica, is also called the humble plant, shame plant, or the touch-me-not. It grows in Central and South

If your wish included a television or anything that involves video, like a video game console or a Blu-ray Disc player, you’ll soon be learning

Let’s take a look at how the ancient Romans chose the names of the 12 months of the year. March: The ancient Romans insisted that all wars cease during

You’ve probably heard of some plants that act like animals, such as the Venus flytrap. But are there animals that act and look like plants? Believe

When you go to sleep each night, your mind goes on a sort of sleep roller coaster. As you sleep, your brain passes through different

First, you learned to count. Then you moved on to addition and subtraction. Multiplication and division. Fractions, decimals, and even negative numbers. Nowadays, you may

The process begins when bees go hunting. Older worker bees fly outside the hive searching for flowers filled with nectar. Depending upon the weather and the time of year,

If you notice tiny birds that seem to hover over flowers as they feed on their nectar, you’re probably seeing hummingbirds. Hummingbirds are small birds with colorful feathers that seem to shine. Hummingbirds

Have you ever WONDERed why the piano has 88 keys, though? Why not 44? Or 212? Why 88? The answer, as it turns out, has both historical and practical aspects. The