Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
One ragweed plant can release as many as one billion grains of pollen!
51
Iron weighs more after it rusts.
16
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
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
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Your brain is 80% water.
525
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17