It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
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
The force of a suction cup is calculated using F=AP.
15
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15