Sound travels about 4 times faster in water than in air.
408
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
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
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
Iron weighs more after it rusts.
68
The only letter not appearing on the Periodic Table is the letter "J".
180
A ball of glass will bounce higher than a ball made of rubber.
73