Researchers just accidentally found an effective Alzheimer's treatment while trying to cure diabetes

Developing new treatments for ailments can be a tedious and frustrating process for scientists. Oftentimes, newly developed drugs just don't work the way they were intended, falling short of expectations and leading to a dead end. But other times, a drug developed for one purpose turns out to be even more effective at treating something completely different. That appears to be exactly what is happening with a new class of drug originally developed for the treatment of type 2 diabetes, but has re...