For instance, when the TCM detects the need for a downshift — based on human inputs — it signals the solenoids to reroute fluid to the appropriate channels. The valve body keeps the gear ...

British cardiac patients will soon be fitted with heart valves that grow naturally within the body ... valve replacement options for patients have major drawbacks. Valves taken from cows, pigs or ...

Zwitterions sound likes a distant cousin of Twitter (X), but in fact they are a common macromolecule found in human cells. Scientists at the University of Sydney are also now using Zwitterions to ...

Q. I have a leaky heart valve that may need surgery down the road. Can you tell me about heart-valve surgery in one of your columns? A. First, let’s explain briefly how the heart works.

Zwitterions, a common macromolecule found in human cells, could be used to create materials that stop blood clots forming in ...