Accurately measuring electrical signals and calcium levels in the heart can lead to earlier treatment of potentially fatal conditions, such as heart attack or congestive heart failure. Calcium plays ...

A common trope in science fiction, especially cyberpunk fiction, involves custom-grown replacement organs based on the recipient's own flesh. We're not there yet as a species—and in fact still a good ...

When conducting cardiac research, it would be ideal if experiments could be performed on actual living human hearts. Scientists have developed what may be the next-best thing, in the form of a tiny ...

Combining a biological heart and a silicone robotic pump, researchers created a biorobotic heart that beats like a real one, with a focus on a valve on the left side of the heart. The heart valve ...