PhysicsFridges made from plastic crystals could help cut carbon emissions Cooling devices like refrigerators and air conditioners consume a quarter of the world's electricity, but a plastic-based material could make them much greener News
EnvironmentClimate striker Greta Thunberg nominated for Nobel peace prize Greta Thunberg, who has inspired schoolchildren around the world to go on strike in protest against climate change, has been nominated for the Nobel peace prize News