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
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Balsa wood is classified as a hard wood!
41
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0