Chilies can come in various degrees of heat intensity, which is measured on what is called the Scoville Heat Unit scale. The world’s hottest chili

A meerkat is a small foraging mammal that is a member of the mongoose family Herpestidae. They live in large groups of up to 40

You may have taken some precautions while eating this crunchy snack as word on the street is that their tiny seeds can kill you! Well,

The titan arum’s flower can reach a height of up to 10 feet. Flowers are the most prominent part of a plant; they are colorful

You can sneeze faster than a cheetah can run. Clocking in at 100 mph, we can sneeze faster than cheetahs run, four-and-a-half times faster than Usain Bolt‘s record, and 20 times faster

1. Humans have been performing dentistry since 7000BC, which makes dentists one of the oldest professions. 2. The first-ever documented feature film was made in

1. Animals that lay eggs don’t have belly buttons. 2. Mr. Potato Head was the first toy to be advertised on TV. 3. Boanthropy is

Fact: The world’s oldest wooden wheel has been around for more than 5,000 years It was found in 2002, approximately 12 miles south of Ljubljana,

“What you call a tree, isn’t actually a tree, but an herb. Just like mint, grass and rosemary, the banana plant is also a herb”.

That name is a bit of a misnomer. Marimo moss balls aren’t actually moss at all. They’re actually algae. The algae grow long hair-like filaments. As they roll around at the bottoms of freshwater

Energy from the Sun is the result of a process called nuclear fusion. This is a reaction that happens in the Sun’s core. There, extreme heat and gravity

Decades ago, people made puzzles by hand. They used jigsaws to cut each piece out of wood or cardboard. Some specialty puzzle makers still do so today,

That tiny hammer is called a gavel. It’s typically made of wood and paired with a base on which it can be hit. Why do judges use gavels? To maintain order

Have you ever seen a Venus flytrap? If so, you may already know that its name is rather fitting. It certainly looks like a plant

Did your parents pick out the color of your eyes? Not exactly, but they did play a big part in determining their color. How? They passed along their

When you study history, do you have an appreciation for how early humans survived way back when? Hunting and gathering food in the wild must

We do it so often — and without thinking — that it’s easy to forget about. We can go days without water and possibly weeks

How about some coffee or an energy drink? A caffeine boost is sure to do the trick, right? After all, that’s what most of us have learned over

The gasoline that powers your vehicle doesn’t occur naturally like water in a stream. So where does it come from? Gasoline actually must be produced from a thick, dark

If you spend much time outdoors, you already know that the wind comes and goes. But where does it come from? And where does it go? When

What do you do when Old Man Winter comes calling? If you’re at home, you might turn up the heater or throw an extra blanket on your

Have you ever WONDERed what your body’s largest organ is? Could it be your heart? After all, your heart has to be plenty big and strong to pump

It’s a mystery that has puzzled scientists for centuries. As far back as the 1930s, scientists knew that plants somehow sensed the length of days

We love to watch the flames jump up and down, slowly toasting the marshmallows to golden-brown perfection. It’s easy to get entranced by the flicker of the flames. We enjoy seeing

With a rich, creamy texture that’s full of flavor, yogurt is a favorite treat of kids all around the world. Whether it’s plain yogurt or a fruity flavor, such as strawberry, banana, or raspberry, yogurt offers a healthy alternative that

Gluten is a special type of protein. It’s in common types of grains, such as wheat, rye, and barley. This means that gluten can be

Have you ever wondered whether bugs sleep as you do? Do they have tiny little beds with blankets and pillows? Maybe they have cute sayings

A good scary story will give you a thrill and send chills down your spine. It might also give you goosebumps. Have you ever WONDERed

Have you ever been camping? If so, you know zippers play an important role there, too. Your suitcase or backpack might spill its contents everywhere

Most likely, though, you use that common greeting that most people use: a simple “Hello.” After all, hello is one of the most popular ways to greet

Have you ever eaten blue cheese? It’s often crumbled onto salads or made into salad dressings. It has a unique smell that some people like and others don’t.

Deadlines are time limits that are set so that a particular task or goal is completed or achieved no later than a certain point in

That popular phrase is used to refer to a situation in which one person’s negative demeanor or bad behavior can affect a whole group of people, influencing them to have a similar negative attitude or to engage in the same bad behavior. The phrase comes from

Those doors—known as automatic doors—open and close with the help of technology, not magic. Automatic doors operate with the help of sensors. Sensors do exactly what they sound like

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

Do you have any idea how many bones you have? Did you realize that the number of bones you have changes from when you’re a

Have you ever celebrated Earth Day? Many people take time each year to honor the planet they call home. On Earth Day, you’ll likely learn

Have you ever been called a “brain”? If you get good grades, then chances are you probably have. Many people associate the brain with intelligence, which makes sense since

Silk is a natural protein fiber that can be woven into fabrics. Most silk used for clothing comes from silkworms or moth caterpillars, whose larvae produce silk to form cocoons. Many other

Yes, penguins are aquatic, flightless birds that live in the Southern Hemisphere–especially Antarctica. Unlike the wings of other birds, penguins’ wings are more like flippers that make them well-suited for life in

Fireflies glow because they are bioluminescent. That means they naturally contain a chemical that makes them light up. And fireflies aren’t alone! Other animals with this trait include jellyfish,

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