One of the greatest mysteries of our planet is how a soup of lifeless chemicals transformed into the first living cell. There are several competing theories about where this happened, from frozen ...

Boulder, Colo. — A laboratory method developed for making and analyzing cold, concentrated samples of a mysterious “floppy” molecule thought to be abundant only in outer space has revealed new data ...

Add Yahoo as a preferred source to see more of our stories on Google. Brain image Reduced blood flow to the brain is thought to be a key factor in many forms of dementia, including Alzheimer's, and ...

The chemical element sulfur is essential for all lifeforms and is a building block of proteins and amino acids. By studying sulfur-based molecules in space, scientists are working to understand the ...

One of the most troubling complications of diabetes is its effect on wound healing. Roughly 15 percent of diabetics will suffer from a non-healing wound in their lifetime. In some cases, these open ...

“The secret of life is molecular recognition—the ability of one molecule to ‘recognize’ another through weak bonding interactions,” said Linus Pauling, a two-time Nobel Prize winner. In biological ...

Researchers at Karolinska Institutet have discovered a previously unknown molecule that may explain why people with type 2 diabetes often suffer from muscle weakness and muscle loss – a condition that ...

Recent work has revealed some of the many crucial functions of astrocytes, brain cells that were once thought to play primarily supportive roles for neurons. Astrocytes do handle debris around neurons ...