Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Nearly 50% of the world's scientists are assigned to military projects.
71
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Sound travels fifteen times faster through steel than through air.
134
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The only letter not appearing on the Periodic Table is the letter "J".
180
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71