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TIL That an asteroid is on course to pass in between the earth in the moon and has a chance to hit satellites and possibly even Earth itself in February 2013

Read more news.nationalgeographic.com

via reddit.com

Yo8d TIL the lowest sound ever recorded is 57 octaves below middle-C and is from a black hole in the Perseus Cluster.
JY84k TIL in the ancient epic Mahabharata (c.a 400 BCE), the King Yudisthira reaches paradise but is told his dog is not allowed in. Shocked that his dog could not be allowed in, the King choses to return to Earth or go to Hell. The guard then reveals it was only a test of his virtue, and allows both in.
6QW7 TIL pillbugs (AKA roly polies) are not, in fact, bugs at all. They’re crustaceans, “closely related to lobsters, crabs, and shrimp.”
8K4 TIL Pitbulls were once commonly used as babysitters
9YO0D TIL of oncolytic viruses, viruses that are genetically modified to target and kill cancer cells