One leading theory on the origins of life on Earth proposes that simple chemical molecules gradually became more complex, ultimately forming protocells—primitive, non-living structures that were ...

They are used in cleaning our drinking water, treating sewage, processing foods and keeping pharmaceuticals safe—membranes ...

The way the body ages could be more resilient than previously thought, a new study suggests.

Low-density lipoproteins (LDL) -- commonly known as bad cholesterol -- have long been on scientists' radar as a major contributor to heart disease. But these microscopic troublemakers have hidden ...