Your brain is 80% water.
525
One barrel of petroleum holds 42 gallons.
20
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
4.5 pounds of sunlight strike the Earth each day.
27
Scientists aren't sure what color dinosaurs were.
312