The average temperature at 40,000 feet above sea level is -60 F.
56
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Billions of neutrinos pass unnoticed through your body every second.
6
Sound at the right vibration can bore holes through a solid object.
134
A ball of glass will bounce higher than a ball made of rubber.
73
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
Aluminum used to be more valuable than gold!
84