Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
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Your body is creating and killing about 2.4 million red blood cells per second.
17
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
Yawns are more contagious among people with closer relationships.
163
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39