Sound travels about 4 times faster in water than in air.
408
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Hot water can freeze faster than cold water.
181
The force of a suction cup is calculated using F=AP.
15
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Scientists are now able to grow 'beating' heart tissue in a lab!
162
The smell of freshly cut grass is actually a plant distress call.
31