Sound travels about 4 times faster in water than in air.
408
Balsa wood is classified as a hard wood!
41
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Hot water can freeze faster than cold water.
181