The force of a suction cup is calculated using F=AP.
15
Sound travels fifteen times faster through steel than through air.
134
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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