Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Out of all the senses, smell is most closely linked to memory.
146
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
A cesium atom in an atomic clock beats over nine billion times a second.
43
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57