EarthFertiliser makes another reason to eat less meat It's not a good time to be a meat lover. As the horsemeat scandal spreads across Europe, a report blames livestock for farms' excessive fertiliser use ¿ìè¶ÌÊÓÆµ
PhysicsThe quantum Sims: Matter's deepest mysteries recreated Want to make a superconductor, or walk on the surface of a neutron star? Then play around with ultracooled atoms, says Michael BrooksFeatures