The storage capacity of human brain exceeds 4 Terrabytes.
140
Sound at the right vibration can bore holes through a solid object.
134
The bark of an older redwood tree is fireproof.
65
Sound travels about 4 times faster in water than in air.
408
Balsa wood is classified as a hard wood!
41
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
A cesium atom in an atomic clock beats over nine billion times a second.
43