Scientists have found a type of bacteria that kills off the mosquito that carries malaria. That's good news. The way the bacteria works means it could also be used to make sure there is never a plague of vampires. That's even more good news.
Almost two millennia before the rest of humanity entered the industrial age, the Greek inventor Hero invented the steam engine, wind-powered machinery, and theories of light that couldn't be improved for centuries. And then he invented some really crazy stuff.