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TIL scientists have found a way to make a mini dam. They can harvest the mechanical energy from the falling rain, and they convert it into electrical energy.

Read more phys.org

via reddit.com

9oQD TIL the number one most played song on U.S. radio of the 2000s decade was “How You Remind Me” by Nickelback. It was played on the radio over 1.2 million times.
Lkvkd TIL: When given colored construction paper, wasps build rainbow colored nests
Ypvpr TIL that since 2001, all mail sent to federal agencies in DC is treated with ionizing radiation to kill viruses and bacteria.
mOVx TIL licence plates in the Canadian Northwest Territories are shaped like polar bears.
8adA4 TIL that Mariachi music is Mexican Polka.