Behold, the Toothbrush That Just Saved the International Space Station – The Atlantic.

It was a little like Apollo 13 — if its mission to the moon had been saved by a tool of good oral hygiene, that is. Yesterday the International Space Station, having battled electrical malfunctions for over a week, was repaired by a combination that MacGyver himself would have been proud of: an allen wrench, a wire brush, a bolt … and a toothbrush.