According to studies, men change their minds two to three times more often than women.
72
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A ball of glass will bounce higher than a ball made of rubber.
73
Liquid TIDE laundry detergent glows under a blacklight.
96
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
For every gallon of sea water, you get more than a quarter pound of salt.
45
One 75-watt bulb gives more light than three 25-watt bulbs.
57