We know exercise is good for us, but scientists are still figuring out why, at the most fundamental and molecular level. A ...

Could “fatty” or “starchy” one day become accepted as the sixth basic taste alongside the likes of sweet and salty?

A cell is fundamentally a container—a vessel that encapsulates life at the most basic level. Many biologists believe ...

Laboratory chemists are now edging closer to the moment when lifeless molecules first organized into the chemistry that would eventually support complex organisms. By recreating key early-Earth ...

Scientists have directly measured the minuscule electron sharing that makes precious-metal catalysts so effective. Their new technique, IET, reveals how molecules bind and react on metal surfaces with ...