Dee Faught tests a robotic arm installed on his wheelchair in September. Commercially produced robotic arms can cost tens of thousands of dollars, but three Rice engineering students built one for Dee for about $800.
Eric Kayne for NPR
A Welsh man has realized that he threw out a stash of Bitcoins along with an old computer hard drive. At an exchange rate hit today, they would be worth around $7.5 million. Here, a photo of tokens representing Bitcoins.