TechnologySwarms of tiny robots coordinate to achieve ant-like feats of strength Small robots directed by magnetic fields can cooperatively lift heavy objects, form floating rafts and push through clogs. They may one day deliver drugs within the human body News
EnvironmentWe must use genetic technologies now to avert the coming food crisis Food production is responsible for more than a third of greenhouse gas emissions. To get everyone the food they need in a warming world, governments worldwide must invest in securing our food systems Leader