To add to the list of cool technology that’s come from NASA's research, here’s a big one—a search and rescue device that detected the heartbeat of four people trapped beneath 10 feet of rubble in the Nepal earthquake disaster so rescuers could reach them.

When people want to learn to code, they often turn to a learn-to-code site. These sites show a list of buzzwords and a solution, assuming the reader will follow right along—except the typical reader can’t. It's as if there’s a conspiracy trying to make writing code look hard. Fear not—there isn't.

In the last few years we've seen the physical and digital worlds blend together for fun video game consoles, but this technology is now stretching into domains beyond sports and entertainment. It has great potential to affect business, education, the Internet of Things, and augmented reality.