A Moment of Science
So exactly how many calories do you burn in a day?
Do you faint if you see, or maybe even think about blood? The symptoms you are experiencing are part of a syndrome called vasovagal syncope syndrome. Learn more on this Moment of Science.
If you’ve ever pulled an all-nighter or gone without sleep for more than two days in a row, you know what happens. You start to feel groggy, and eventually have trouble concentrating. You might even hallucinate. Go without sleep for too long and, as studies using rats have shown, you can die. Clearly, our bodies need sleep. Learn more on this Moment of Science.
Have you spotted a strange mole, only to discover it doesn’t really resemble a mole at all? Learn more on this Moment of Science.
You may have heard you should take zinc for a cold. Is there any scientific evidence that zinc gets rid of colds? Learn more on this Moment of Science.
As your car rapidly decelerates, you feel yourself pushed up against the wheel. Why? Learn more on this Moment of Science.
Nearly 2/3 of all American adults are overweight. Of those, almost 1/3 are obese. What’s to be done? Learn more on this Moment of Science.
Ever wonder how forensic scientists determine how long a corpse has been dead? Find out on this Moment of Science.
What are heat and cold receptors and how do they help regulate skin's temperature?
How come robots that appear too life-like are disturbing?
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