Most dust particles in your house are made from dead skin!
67
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Sound travels fifteen times faster through steel than through air.
134
German chemists made a replica of a trophy the size of one molecule.
68
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
For every gallon of sea water, you get more than a quarter pound of salt.
45
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Pure water (H2O) does not conduct electricity on its own.
46