The wonderfully compassionate people at Flatbush Cats are raising funds to build an affordable spay neuter clinic in Brooklyn.

Tom Scott visited the USPS Remote Encoding Center in Salt Lake City to learn how they deal with mail addressed in unreadable handwriting.

Rob Watts of RobWords discussed different nouns that are exceptions to the standard pluralizing rule in English of adding an "s".

Engineer Sergii Gordieiev of The Q constructed a mid-century modern house aquarium for his pet fish with a BMW in the garage.

North of the Border sculpted a seemingly adorable yet chilling scene of Cookie Monster gleefully devouring terrified gingerbread men.

Geoff Castellucci performed a low bass, a cappella cover of "Rains of Castamere" from Game of Thrones while sitting on an Iron Throne.

Lord Vinheteiro performed Korsakov's "Flight of the Bumblebee" using only one finger on a keyboard that appeared to move automatically.

CGP Grey explains the purpose and the design of those seemingly random airport runway digits that are usually only seen out of a plane window.

Herbie Hancock appeared on "Sesame Street" in 1983 to give a demonstration of his new Fairlight CMI Synthesizer to Maria and The Kids.

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