All species alive today, from chimpanzees to bacteria, are cousins that each have equally long lineages, rather than ...

After serious injuries, burns, fractures, or major surgeries, the body normally repairs damaged tissues and restores movement.

A Northwestern Medicine study has shed light on one of the most intricate construction projects in biology: how cells build ...

DNA's iconic double helix does more than "just" store genetic information. Under certain conditions, it can temporarily fold ...

Type 1 narcolepsy is often more severe and includes cataplexy, which is sudden muscle weakness triggered by emotions. Both type 1 and type 2 narcolepsy cause excessive daytime sleepiness, but people ...

Scientists have uncovered an unexpected genetic shift that may explain how animals with backbones first emerged and became so diverse.

A bizarre fossil called Prototaxites, which was the largest life-form on land 400 million years ago, may have been a completely unknown form of multicellular life, according to a new study.

Ancient duplicated genes are giving scientists their first real clues about what life was like before all life on Earth shared a common ancestor.

Plants are a rich and renewable source of compounds used in medicines, food ingredients, and cosmetics. Since growing an ...

DNA's iconic double helix does more than "just" store genetic information. Under certain conditions it can temporarily fold into unusual shapes.