The inactivation of one copy of the X chromosome in female mammals may start to fail as they get older, which may be why women have a higher risk of autoimmune conditions such as lupus

DNA analysis of remains found at medieval sites has identified closely related strains of leprosy-causing bacteria in the bones of humans and a red squirrel

Simulations of the crust of early Earth show that cycles of pressure caused by geysers or tidal forces could have generated cell-like structures and even very simple proteins

Migrating flies can carry pollen hundreds or thousands of kilometres, and this could help plants adapt to climate change

If all goes well, the Chang’e 6 probe will be the first ever to land on the far side of the moon to take samples and bring them back to Earth

Strange bursts of radio waves called FRBs have long been mysterious, and one of the most famous sources of these flashes may have an unexpected planet