By weight, Bone is five times stronger than steel.
417
On October 28, 2013, wind power provided 100% of Denmark's power. At 2:00am, it was producing 122% of the country's energy needs.
12
The Prince Charle Cinema in London has volunteer "ninjas" that hush obnoxious moviegoers.
22
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
There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
30
Ernest Vincent Wright wrote a 50,000 word book titled 'Gadsby' which did not use the letter "e".
10