NASA recycles too. The Wide-field Infrared Survey Explorer (WISE) was originally launched to search for infrared radiation coming from distant objects like asteroids. Now it's been repurposed to look for near-Earth objects. And not a minute too soon.
When you think of NASA, you most likely think of rocket ships, space stations and astronauts. Cleaning up a bowl of spilled Cheerios probably doesn't enter your mind. But the government giant behind the trips to the moon is partially responsible for a popular cleaning tool.