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The human gut renews itself faster than any other tissue: every few days, new cells are created from specialized stem cells. However, as we get older, epigenetic changes build up in these stem cells. These are chemical markers ...

Neurons that specifically reduce and modulate electrical brain activity have a greater influence on emotional memories than previously thought. DZNE researchers came to this conclusion based on studies in mice. A team led ...

Writing using computers is a vital life skill. We are constantly texting, posting, blogging and emailing.

Freshwater lakes are critical ecosystems that regulate regional climates, support biodiversity, and provide essential resources for human societies. However, as global warming accelerates, extreme heat waves are increasingly ...

Researchers at the University of Sydney have cracked a long-standing problem in microchip-scale lasers by carving tiny "speed bumps" into the devices' optical cavity in their quest to produce exceptionally "clean" light. ...

A pioneering interdisciplinary study has shown that how young children play a simple iPad game could support early identification of autism.

A University of Southampton study has revealed an intriguing new clue in the mystery of what triggers periods of very intense, brightly colored activity during displays of both the southern and northern lights.

Yuwei Gu was hiking through Bear Mountain State Park in New York when inspiration struck. Plastic bottles littered the trail and more floated on a nearby lake. The jarring sight in such a pristine environment made the Rutgers ...

There is new hope for people who have lost their smell. Scientists have successfully tested a breakthrough device that lets people detect the presence of certain odors. This innovative system helps them "smell" again by translating ...

Lars Stevens-Cullinane works in a dark room. But he's not processing negatives and printing photographs on light-sensitive paper; he's testing whether brief flashes of light can make drug-resistant bacteria sensitive to antibiotics.

How the brain gets wired up matters. Consider the neurons involved in the sense of smell. Hook them up wrong, and suddenly turpentine might smell like a lovely chianti.

When it comes to training robots to perform agile, single-task motor skills, such as handstands or backflips, artificial intelligence methods can be very useful. But if you want to train your robot to perform multiple tasks—say, ...