Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The average home creates more pollution than does the average car.
33
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
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One ragweed plant can release as many as one billion grains of pollen!
51
Nearly 50% of the world's scientists are assigned to military projects.
71
One barrel of petroleum holds 42 gallons.
20
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304