A Moment of Science
A skydiver's body is in a delicate balance. Gravity tugs her downward with a constant, relentless force, while air resistance pushes her upward.
Learn about the fascinating lives of bees on this Moment of Science.
Ever wondered why it's necessary to gather kindling when starting a campfire? Find out on this Moment of Science.
Ever wonder why icicles are wavy? Find out on this Moment of Science.
When sweat evaporates, it cools the skin, and panting releases heat through the mouth. So how do cats keep from overheating if they don't seem to sweat or pant?
Compared to the measly five million aroma receptors embedded in human nasal tissue, which is about the size of postage stamp, some dogs have over 200 million receptors that are embedded in a sheet of tissue that, unfolded, would be big enough to cover one-third of the dog’s surface area.
According to Newton’s third law of motion, every action has an equal and opposite reaction. So when a wrestler hits the table, it exerts as much force on him as he did on the table.
To be able to withstand a bomb blast, a luggage container must be made of pretty strong stuff. The magic ingredient in the best-known bombproof container is called Glare, which is short for “reinforced glass.”
You may not realize it now, but current computers are going to be obsolete in a few years. Find out how on this Moment of Science.
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