Alright, so this MIT-pioneered tech's not quite that advanced yet, but it's destined to have a Martha Stewart Living future.

ENGADGET: MIT researchers revolutionize solar cell printing, fold the power of the sun into your everyday home (video)

But now that it's here, optogenetics is destined to change the way we treat mental illness, and eventually, even, the way we understand ourselves as human beings.

CNN: How to 'take over' a brain

This is a type of malignancy that frequently is curable, but when it's destined to come back it can come back over the course of many, many years.

NPR: Study: Drug Can Curb Breast Cancer Recurrence