› added 10 years ago

945

TIL that francium (most reactive Group 1 metal) has never been seen in bulk or tested in water, partially because a reaction would be absolutely devastating

Read more chemistry.about.com

via reddit.com

MeVRa TIL in 2010, a Kansas State University professor went on a Twinkie diet, where he ate mainly Twinkies, Oreos, and Doritos to prove to his students that calorie counting is the important part of losing weight, not nutritional content. He lost 27 pounds in 2 months.
7rkvO TIL the stolen Ruby Slippers have been found after 13 years.
AQy4 TIL YouTube offers 4096p resolution videos… and has been doing so for the past 3 years. Where are my perfect videos hiding?
xVLl0 TIL Japan's high schools often have strict standards of conformity regarding hair color. Half of Tokyo's schools require students whose hair is not naturally black to provide baby pictures as proof; in 2017 a Japanese student sued her school after being forced to darken her hair with dye.
R7km7 TIL Tree sap has many uses in the modern world including an ingredient in printing inks, photocopying and laser printing paper, soldering fluxes, pharmaceuticals, lens manufacturing, violin bow treatment, soft drink emulsifiers, and many more.