For the first time, scientists have discovered evidence of a human DNA fragment in the genome of bacteria, shedding light on why this particular bug is so adept at surviving in human hosts. The bacteria in question is Neisseria gonorrhoeae, which causes gonorrhea.
Peeing on your phone seems like an all-around pretty bad idea, but British researchers have managed to find an upside. They claim that by urinating on a computer chip and plugging it into a phone or computer, people will soon be able to easily self-diagnose sexually transmitted diseases.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.