The earth is approx. 6,588,000,000,000,000,000 tons.
175
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Out of all the senses, smell is most closely linked to memory.
146
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
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
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5