In zero gravity, a candle's flame is round and blue.
16
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Sound travels fifteen times faster through steel than through air.
134
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
A ball of glass will bounce higher than a ball made of rubber.
73
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The only letter not appearing on the Periodic Table is the letter "J".
180
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