Ballpoint pens. Artificial limbs. Cordless vacuum cleaners. Freeze-dried food. All inventions we owe to the fine work of NASA and their wealth of patents.
Pretty much every time NASA releases its technology to the wider world, manufacturing groups the world over jump at the chance to turn the space-age inventions into world-changing gadgets.
Just this month, NASA released another series of 56 patents to the public for unrestricted commercial use. Here are some of the coolest from the latest catalogue (that you can search here).