One 75-watt bulb gives more light than three 25-watt bulbs.
57
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
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
Diamonds can be shattered with a hammer.
-104
Scientists aren't sure what color dinosaurs were.
312
Sound travels fifteen times faster through steel than through air.
134
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17