The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
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
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155