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Why Do Lizards Do Push-Ups?
Lizards work out for the same reason a guy at the gym might: as a display of strength.
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Why Are 'Mama' and 'Dada' a Baby's First Words?
Many babies delight their parents with recognition upon uttering their first words. Now scientists think they know why.
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Why Do We Get Baggy Eyes?
As we age, our eyes inevitably take on a baggy look. Now scientists think they know why.
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What Is Baking Powder?
It's something that didn't exist until the mid-19th century
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What is Baking Soda?
It's sodium bicarbonate, and it comes from a mineral called natron.
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What's Inside a Planet?
The planets in our solar system contain a diverse array of ingredients.
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What's Inside the Giant Planets?
A look inside the giants.
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How Hot Are The Planets in Our Solar System?
In general, the surface temperature of the planets decreases with increasing distance from the sun.
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What is Blood Doping?
Blood doping increases an athlete's red blood cell count and boosts performance.
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What Exactly Is the Olympic Tradition?
The Olympics values should underly all Olympic activities and extend beyond the playing field.
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What Do the Olympic Rings Symbolize?
The meaning of the Olympic Games' five interlocking rings is not at all black-and-white.
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Can a Nuclear Blast Alter Earth's Rotation?
Nuclear bombs are humankind's most powerful weapon
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Why Are Construction Cranes So Dangerous?
Construction cranes can be lethal in the wrong hands.
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When Did Bowling Start?
An Egyptian child's tomb, dating to 3,200 B.C., contained bowling balls and pins.
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Can Ball Lightning Be Created in Microwave Ovens?
Are glowing orbs in a reheating appliance the same thing as ball lightning?
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What Is the Strategic Petroleum Reserve?
The Strategic Petroleum Reserve is a backup supply of crude oil that's pumped into deep underground salt caverns.
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Why Do Doctors Wear Green Or Blue Scrubs?
Green may be well-suited to help doctors see better in the operating room.
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How Far Away is the Horizon?
How far away is the horizon? It depends on your height, the temperature, weather and topography.
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Can Frogs Survive Being Frozen?
What happens to frogs in the winter?
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Do Old Glass Windows Sag?
Some people window glass, which can behave like a liquid, sags under gravity.
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What's the Difference Between Alligators and Crocodiles?
Coming face to face with a crocodile or an alligator, you'd likely see a mouth full of serrated teeth.
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Can Snakes Smell Anything?
Most snakes have an excellent sense of smell, in part to make up for their poor eyesight and limited hearing.
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Do Snakes Have Ears?
Snakes have no visible ear, so they don't hear sounds as we do.
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Can Snakes See Well?
Generally they can see shapes but not details.
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What Are the Origins of Famous Patriotic Songs?
You may know the lyrics to these popular patriotic tunes. But you may be surprised to learn about how they began.
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