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Were Dinosaurs Colorful? Dinosaurs had bumpy skin, similar to the skin of an alligator or a flightless emu bird. But their skin color remains a mystery to paleontologists today.
How Did Dinosaurs Communicate? Dinosaurs definitely didn’t have email and text messages to keep in touch with friends, but scientists are quite certain that there was dialogue among the beasts.
How Old Were the Oldest Dinosaurs? Dinosaurs are keeping mum on exactly how many birthdays they celebrated back in the day.
What Is the Smallest Dinosaur? The world’s most diminutive dinosaur is... a hummingbird!
How Do Dinosaurs Get Their Names? Dinosaurs earn their names just like Tiny Tim, Andre the Giant and William “The Fridge” Perry.
What Makes Food Taste Sweet?
Do Microwaves Rob Food of Nutrients?
What Makes Us Burp? The only thing grosser than a burp is what causes it: bacteria deep in your belly. And, of course, extra gas and fizzy drinks.
Where Do Fruit Flies Come From? Fruit flies need very little to call your kitchen their “home, sweet home.”
Can Airplanes Fly into Outer Space? First you have to travel at seven miles per second.
Why Do Lizards Lose Their Tails? Lizards lose their tails to throw off predators.
What is a Cinnamon Stick? People have been spicing up their lives with cinnamon sticks since biblical times.
Why is Dark Meat Dark? It's all in the myoglobin.
What Do Turkeys and T. Rex Have in Common? Both dinos and turkeys have a furcula. Now, what's that?
What is Nuclear Fusion?
What is Nuclear Fission? Nuclear fission is a reaction in which a large nuclei breaks apart into two smaller nuclei, releasing a great deal of energy.
What Causes Bedwetting? As embarrassing as it is, we are all born wetting the bed. Learning to hold it in is a natural part of growing up.
How Long Can a Person Survive Without Sleep?
What Do Camels Eat in the Desert? Camels' large, leathery mouths can handle the prickly thorns of almost any kind of desert vegetation, including that which other desert animals steer clear of.
What is a PET Scan and How Does it Work? Because positron emission tomography is a mouthful, radiologists call it a PET scan for short.
How Does the 'Date Rape' Drug Work? The date rape drug grabbed headlines when it was linked to a toy made in China.
Is Ozone Good or Bad? If it's high up in the atmosphere, it's good. If you're breathing it in, it's bad.
Can It Really Rain Fish? Forget cats and dogs, you should watch out for raining fish.
What's the Longest Lake in the World? The longest lake in the world is also a very popular place to live.
Do Tornadoes Strike Only in Spring? Beware: they can strike in almost any season.
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