In Alzheimer's, brain cells die too soon. In cancer, dangerous cells don't die soon enough. That's because both diseases alter the way cells decide when to end their lives, a process called programmed ...

For those outside the chemistry cognoscenti, the announcement might have seemed little more than researchers patting each other on the back. But the question of protein folding had plagued scientists ...

Now, a new study has described a potential mechanism that could help explain why some proteins refold in a different pattern than expected. The researchers, led by chemists at Penn State, found that a ...