At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Your brain is 80% water.
525
Each day, up to 150 species of life become extinct.
-23
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
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
A cubic yard of air weighs about 2 pounds at sea level.
31