Sound at the right vibration can bore holes through a solid object.
134
Nearly 50% of the world's scientists are assigned to military projects.
71
One cubic foot of gold weighs more than 1,200 pounds!
78
Balsa wood is classified as a hard wood!
41
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
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
The bark of an older redwood tree is fireproof.
65