The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Liquid TIDE laundry detergent glows under a blacklight.
96
Scientists aren't sure what color dinosaurs were.
312
The storage capacity of human brain exceeds 4 Terrabytes.
140
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Nylon is made from coal and petroleum.
42