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What Is an Omnivore?
What Is a Carnivore? In the wild, carnivores are king. They prey on other animals. They eat primarily meat.
What Is an Herbivore? Herbivorous animals are vegetarians. They only eat plants.
Do All Turtles Have Shells? Sort of. Only the leatherback sea turtle's shell is on the inside.
What's the Coolest Place in the Universe? It's not Miami Beach, if that's what you were thinking. Nor is it the North Pole.
Why Aren't Turkey Eggs Sold at the Grocery? Gobbling turkeys do lay eggs. But selling them in grocery stores would have its drawbacks.
Why Aren't Turkey Eggs Sold at the Grocery? Gobbling turkeys do lay eggs. But selling them in grocery stores would have its drawbacks.
How Do Scientists Know the Universe is Expanding? We thought we’d ask Geza Gyuk, Director of Astronomy at the Adler Planetarium and a research scientist at the University of Chicago. Here's what he said:
Why Are No Two Snowflakes Identical? Snowflakes come in myriad shapes and styles, affected by varying temperatures and what they bump into.
What is a Gold Karat? Most gold jewelry isn’t made of pure gold.
What is Fool's Gold? Pyrite may be shiny and brass-colored, but any miner will tell you, it is not as good as gold.
How Much Gold is in Fort Knox? To keep up with the country’s mounting gold reserves, the United States Bullion Depository opened at the Fort Knox U.S. Army Garrison in Kentucky in 1937.
How Was the First Battery Made? This was no Energizer Bunny.
How Does Cloning Work? Using cells from an adult animal, scientists can create an exact genetic replica.
Why Do We Have Belly Buttons? Belly buttons aren’t just for collecting lint.
How Do Aquatic Creatures Get Fossilized in Tree Sap? Bodies of freshwater creatures found frozen in amber have always puzzled scientists.
Can Saltwater Fish Live in Fresh Water? Some fish swim both ways.
Why Do Drops of Liquid Form Spheres in Space? Water is treated differently in outer space.
Is There Gravity in Space? What goes up must come down--even in space!
Why Does Rain Bring a Flood of Earthworms? These little guys don't stay in when there's a storm.
Why Do Birds Lay Eggs? Oviparous animals produce eggs that hatch after leaving the mother’s body.
How Did Sliced Bread Become the Greatest Thing? It took a genius to come up with sliced bread.
Is There a Santa Claus? A newspaper answers the letter of an 8-year-old in 1987.
Are Santa's Reindeer Males? Santa's sleigh-pullers, including Vixen and Cupid, are likely females.
Will Your Tongue Really Stick to a Frozen Flagpole? The next time someone triple-dog dares you to stick your tongue to a frozen metal pole — don't. Your tongue will be joined to the pole, and you'll have plenty of time to ponder the thermal conductivity of metal while you await the rescue squad.
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