Balsa wood is classified as a hard wood!
41
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Nylon is made from coal and petroleum.
42
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
A single speck of dust is half way in size between a subatomic particle and the Earth.
15