Aluminum used to be more valuable than gold!
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The force of a suction cup is calculated using F=AP.
15
4.5 pounds of sunlight strike the Earth each day.
27
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Sound at the right vibration can bore holes through a solid object.
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