These days, surveillance cameras are all around us, and they’re smarter than ever. In particular, many of them are running ...

During the next six months, you’re going to be hearing the name Orson Scott Card a lot. Card is the author of Ender’s Game, one of the greatest works of science fiction and children’s literature ever ...

Drums! You hit them, and they vibrate. It’s kind of fun. Piezoelectric elements can create electric current when they vibrate. [Will Dana] put two and two together to try and charge his ...