Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
In Iceland, 100% of domestically produced electricity comes from renewable energy.
8
An African Baobab tree in South Africa, known as Big Baobab, has a circumference of 154 feet and even has a bar inside the trunk that can fit 60 people.
14
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
The Power Rangers command center is a real building located in a California University.
4