In high enough doses, hydrogen cyanide can kill an adult human in minutes, but the chemical may be the reason why we’re here ...

Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...

Bill Rosborough and his son Jon stopped their pickup truck near a 40-acre cornfield and pointed to a white PVC pipe that rose ...

A new photocatalyst that combines sunlight and a common water-treatment oxidant can rapidly strip dangerous organic matter from water, offering a promising tool for safer drinking water and cleaner ...