According to studies, men change their minds two to three times more often than women.
72
The average temperature at 40,000 feet above sea level is -60 F.
56
Liquid TIDE laundry detergent glows under a blacklight.
96
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Hot water can freeze faster than cold water.
181
Sound travels about 4 times faster in water than in air.
408
Sound at the right vibration can bore holes through a solid object.
134