Every year, millions of lives are suddenly, swiftly transformed by a stroke, which occurs when a blood vessel traveling towards the brain becomes obstructed, causing neurons to die off. Strokes are ...

Ajay has worked in tech journalism for over a decade as a reporter, analyst, product reviewer, and editor. He got his start in consumer tech, breaking Android news at Newsweek before going to PCMag, ...

Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...

An innovative gel that forms a layer over teeth and then recruits calcium and phosphate ions from saliva to build new enamel has the potential to change dental treatment. To date, we don't have any ...

Around the globe, heart disease remains one of the top causes of death. Once patients begin to suffer from serious heart problems, like heart attacks and heart failure, the heart muscles become ...

Vitaliy Katsenelson visited a distribution center and saw “The Robots That Handle Your Amazon Orders” (op-ed, Oct. 21). Yet what began as amazement turned to discomfort as he reckoned that, before too ...

Researchers uncovered how lung cells decide whether to rebuild tissue or fight infection. This built-in “switch” may be the key to restoring the lungs’ natural repair ability. The discovery could lead ...

"I heard very few people talking about sympathetic nerves," said Whited. Until now, many biologists have viewed limb regeneration as a local phenomenon at the injury site. But Whited said growing ...