Researchers have virtually reconstructed a crushed and distorted 1 million-year-old human skull discovered in China. The newly restored cranium may have belonged to a relative of the mysterious ...

You get older every day. But how old are your cells and organs, really?

These chains come in a wide range of lengths. In humans a typical protein is about 400 amino acids long; some are a lot longer. Molecules of RNA, one of the two nucleic acids, can reach up to 100,000 ...

The biological study of species offers no equivalent to such transmutation. An individual which belongs to a given species ...

Every fall, the skies of the northeastern United States fill with warblers, barn swallows and other birds heading south to ...

Cornell researchers found that adults perceive dangers as more threatening when babies are present, even in virtual ...

The satellite’s influence on the reproduction of many animals is well documented, but its impact on humans is debated ...

The first mission of the program, Artemis I, lifted off on November 16, 2022. The uncrewed flight to test the equipment was, ...

After all the tests, NASA determined that Artemis II was safe to fly with its current heat shield, but NASA decided to use a ...

A new mouse study indicated that concussions sustained early in life can cause subtle brain changes that re-emerge later in ...