Overlooked molecules could revolutionise our understanding of the immune system. Image: Impression of the immune system attacking a virus. The Y-shaped stalks are the epitopes.

Scientists reconstruct largest ever family tree of major flowering plant group. Image shows rye grass, a type of monocot.

Why pints spill but straws don't: researchers uncover the science of spilling

Climate change driving toad disease from fungus in Pyrenees

Cars under new EU rules produce 4.5x more pollution on average than allowed

Scientific mobility must be protected after Brexit: Economist letter

Leukaemia cell movement gives clues to tackling treatment-resistant disease. Image: Environments in bone marrow (blue, purple and green) as they are invaded by leukaemia cells (yellow). Image credit: Edwin Hawkins/Delfim Duarte