EarthTimefulness review – our impulsive and pugnacious age needs geologyIf you want to save Earth, argues a new book, quit sitting around in the present hoping for the best and learn to think really long term, like a geologistCulture
PhysicsSuper-accurate atomic clock used in real world for first time Atomic clocks are the best timekeepers, but they usually must be kept in a lab to work. Now, they've been used to measure gravity's effect on time in the Alps ¿ìè¶ÌÊÓÆµ