PhysicsWe have figured out a new way to send messages into the past A technique inspired by the film Interstellar suggests a new way of communicating backwards in time, but it could help improve conventional communication systems as well ¿ìè¶ÌÊÓÆµ
PhysicsThe biggest threat to Chernobyl is no longer radiation Forty years after the world’s biggest nuclear disaster, the safety of Chernobyl hangs in the balance – though not because of the radiation risk Leader