As wildfires grow in number and strength worldwide, they are unleashing mercury that has polluted wetlands in the north since at least the dawn of the Industrial Revolution.

Chewing gum, and toothpaste might one day contain the beneficial bacteria found in yogurt as a way to fight tooth decay.

A mix of bacteria-killing viruses can be safely sprayed on cold cuts, hot dogs and sausages to combat common microbes that kill hundreds of people a year, the FDA rules.

Cyberviolence, a form of vigilante "justice" in which a large group of Internet users post attacks against an individual, are increasing in South Korea.

A new device in development that uses teardrops to measure the amount of sugar in a person's blood could allow diabetics to forgo painful daily pinpricks.

Anthraquinone molecules form chains of molecules that weave themselves into a sheet of hexagons on a polished copper surface. Credit: Ludwig Bartels's research group, UCR