Sound at the right vibration can bore holes through a solid object.
134
The average temperature at 40,000 feet above sea level is -60 F.
56
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
According to studies, men change their minds two to three times more often than women.
72
Sound travels fifteen times faster through steel than through air.
134
Each day, up to 150 species of life become extinct.
-23