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TIL there is an alternative line of who should be the real Monarch of UK..

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via reddit.com

nyab TIL The colored dots found on soda cans consist of all the colors used in the can design. If a can makes it through production and a dot is gone, then laborers will be able to trace the problem to a single machine applying that color, without shutting down all of the machines to resolve the problem
Np9M TIL that prairie dogs construct their burrows in such a way that wind blowing parallel to the ground induces flow of air through the burrows–renewing oxygen supplies underground.
66g8 TIL the Samurai wore a cloak that inflated when the wearer was riding a horse, which protected him from incoming arrows from behind.
BrwVk TIL that the African Spiny Mouse can release it's skin (like a lizard releases it's tail) on attack and completely regrow it. This feature, which is called autotomy, has given hope for replicating regeneration capabilities in humans. The African Spiny Mouse is the only known mammal, to do this.
EgdeV TIL that fellow serial killers Richard Cottingham (The New York Ripper) and Rodney Alcala (The Game Show Killer), worked in the same office together.