The smell of freshly cut grass is actually a plant distress call.
31
Diamonds can be shattered with a hammer.
-104
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The force of a suction cup is calculated using F=AP.
15
Scientists are now able to grow 'beating' heart tissue in a lab!
162
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