Balsa wood is classified as a hard wood!
41
Most dust particles in your house come from dead skin.
48
Liquid TIDE laundry detergent glows under a blacklight.
96
Sound travels fifteen times faster through steel than through air.
134
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Scientists are now able to grow 'beating' heart tissue in a lab!
162
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108