What Are the Nazca Lines and Why Were They Made?
What Are the Nazca Lines and Why Were They Made? About 250 miles south of Lima, Peru, you’ll find the arid desert plains of the Rio Grande de Nazca river basin....
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What Is a Cowlick and Why Is It Called So?
What Is a Cowlick and Why Is It Called So? A cowlick — sometimes called a “hair whorl” — is a small group of hair that either stands straight up or lies in...
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Is It True That Sharks Do Not Get Cancer?
Is It True That Sharks Do Not Get Cancer? Sharks definitely do get cancer. Scientists have known for more than 150 years that sharks get cancer and yet the belief...
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What Is the Law of Inertia?
What Is the Law of Inertia? Hundreds of years ago, scientists made simple observations and believed that the natural state of an object was to be at rest. It seemed...
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What Was an Alchemist?
What Was an Alchemist? An alchemist was an early student of the science of chemistry who practiced alchemy, a form of science dating back to medieval times that...
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