Sound travels fifteen times faster through steel than through air.
134
The only letter not appearing on the Periodic Table is the letter "J".
180
According to studies, men change their minds two to three times more often than women.
72
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The force of a suction cup is calculated using F=AP.
15
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Nearly 50% of the world's scientists are assigned to military projects.
71