Bill Gates Will Give You $100,000 to Build a Better Condom

Condoms are recognized and used by an estimated 750 million people across the world and reduce both unwanted pregnancy and the spread of sexually-transmitted infections. However, unlike most other technologies, they haven't changed much in the last half-century. So isn't it about time for something new? Yes, says the Bill & Melinda Gates Foundation, which is offering $100,000 of initial funding with up to $1 million of possible continued funding to whoever designs the "next generation of condoms...