Research indicates that plants grow healthier when they are stroked.
173
Sound at the right vibration can bore holes through a solid object.
134
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The force of a suction cup is calculated using F=AP.
15
Pure water (H2O) does not conduct electricity on its own.
46
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