Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Iron weighs more after it rusts.
16
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3