In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
A cesium atom in an atomic clock beats over nine billion times a second.
43
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Iron weighs more after it rusts.
68
Cold water weighs more than hot water.
93
One cubic foot of gold weighs more than 1,200 pounds!
78
One ragweed plant can release as many as one billion grains of pollen!
51
The average home creates more pollution than does the average car.
33