Balsa wood is classified as a hard wood!
41
Pure water (H2O) does not conduct electricity on its own.
46
Sound at the right vibration can bore holes through a solid object.
134
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Hot water can freeze faster than cold water.
181
Most dust particles in your house come from dead skin.
48
Scientists aren't sure what color dinosaurs were.
312
Scientists are now able to grow 'beating' heart tissue in a lab!
162