Treating cancer is difficult because there's no easy way for a treatment to differentiate between healthy cells and cancerous cells. Somehow, you need to know if a cell is cancerous, then treat it, or else don't touch it. It would be great if we could program cells themselves with that logic, and as it turns out, we can.

With one of those conventional glowing dogs that you can find at PetCo or outside of your local nuclear power plant, the incessant light can become an issue when you're trying to watch a movie or something. South Korean scientists have put an end to this widespread and serious problem by giving their latest glowing dog an off switch.

Bees have been having some trouble lately: they're all dying off, and nobody's really sure why. This is a big deal, a really big deal, and up in Canada, they're breeding genetically enhanced super bees to try to fix everything. Nothing like this ever goes horribly wrong in the movies, so it must be a good idea.