Scientists have identified the molecular interactions that give spider silk its exceptional strength and flexibility, opening the door to new bio-inspired materials for aircraft, protective clothing ...

The first thing they noticed was that the infected mice were not eating as much—a sign of likely metabolic changes.

Attaching amino acids to a hydrophobic organic molecule allows them to self-assemble into rare, knotted structures with ...

The complex building blocks of life can form spontaneously in space, a new lab experiment shows.

Four billion years ago, the Earth looked very different than it does today, devoid of life and covered by a vast ocean. Over the course of millions of years, in that primordial soup, life emerged.