A cubic yard of air weighs about 2 pounds at sea level.
31
Sound travels fifteen times faster through steel than through air.
134
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Diamonds can be shattered with a hammer.
-104
Nearly 50% of the world's scientists are assigned to military projects.
71
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Sound at the right vibration can bore holes through a solid object.
134