Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...
Life may have started in sticky, rock-hugging gels rather than inside cells. Researchers suggest these primitive, biofilm-like materials could trap and concentrate molecules, giving early chemistry a ...
A doctoral student recreated a tiny piece of the universe in a bottle to investigate the chemistry that led to life on Earth.
Red light therapy has gone from dermatology clinics to the wellness world, promising everything from younger-looking skin and ...
NPR's Emily Kwong talks with Mara Hoplamazian about the new podcast, "Safe to Drink," about Merrimack, New Hampshire's fight for clean drinking water.
From in-office treatments to at-home kits, learn what really works and how to preserve your smile’s brightness over time.