New Steps Toward Growing Heart Cells

Gene therapy 'may repair hearing'
Scientists claim gene therapy has the potential to restore hearing in mice, offering hope for humans as well.

Exercise in a Pill? Maybe
Scientists have developed an experimental compound called AICAR that boosts endurance in sedentary mice.

Human blood vessels grown in mice
Scientists have used human cells to grow new blood vessels in a mouse for the first time, a US journal reports.

Big hearts 'have genetic problem'
Scientists say they have found a new genetic basis for why some people develop a dangerously enlarged heart.

Collider Triggers End-of-World Fears
Scientists are dismissing critics who warn that the Large Hadron Collider could create Earth-swallowing black holes