A study of more than 100 genomes from people who lived in ancient China has unmasked a "ghost" in their midst.

A cocktail of FDA-approved cancer drugs, trametinib and rapamycin, boosts the lifespan of lab mice by 30% and might help humans age better, new study finds.

By combining data from the Subaru Telescope and James Webb Space Telescope, researchers have discovered distant quasars that are obscured by dust but which may shed light on Little Red Dots.

A major collection of more than 50 bird fossils found in northern Alaska suggest some ancient ancestors of modern birds learned to either adapt to the harsh Arctic winter, or migrate south during the Mesozoic — the age of dinosaurs.

A cutting-edge technique for analyzing fossil tooth enamel is revealing remarkable new information about 2 million-year-old human relatives.

Alterations to a single gene in the plague bacterium's genome have shed light on a method the germ has used to survive and spread through the ages.