Imagine if our bodies could grow new organs throughout our entire lives. Plants do this constantly, thanks to tiny, powerful ...

RNA does more than previously thought: it also operates on the outside of cells. Research by biochemist Jack Li shows that this may be important for how the immune system responds to disease.

A new study has identified key gene regulators that enable some deafened animals -- including fish and lizards -- to naturally regenerate their hearing. The findings could guide future efforts to ...

BOULDER, Colo. — That zero-calorie sweetener making your morning coffee taste just right might be quietly interfering with the tiny blood vessels in your brain — at least in a petri dish. A new ...