The mystery of how coral reefs thrive in ocean deserts has been solved – sponges are the “unsung heroes” holding the delicate ecosystem together, scientists say.

Three scientists have won the Nobel Prize for medicine or physiology after discovering how cells precisely transport material.

The EU and its critics both claim victory in the battle over green taxes on flights to and from Europe, after a deal was struck.

US military-funded Boston Dynamics is developing astonishingly realistic animal and humanoid robots that can cross rough terrain, balance and gallop.