Physics
Ultracold clocks could reveal how quantum physics alters time
The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test the boundaries of physics
News
Physics
Where does time actually come from?
News
Physics
Microwaves seem to experience imaginary time – and now we know how
News
Physics
Fabulous time travel novel is part-thriller and part-romance
Culture
Physics
Read an extract from time-travel novel The Ministry of Time
Culture
Comment
‘Time travel was just a metaphor for controlling a narrative’
Culture
Technology
The clocks that helped define time from London’s Royal Observatory
Video
Space
Most accurate space clock to launch – and count down to destruction
News
Physics
Space could emerge from time
News
Technology
Ruth Belville: How the Greenwich Time Lady kept London ticking
In the 1800's the Greenwich Time Lady would take her stopwatch to the Royal Observatory, then travel all over London so her clients could synchronise their timepieces with hers
Video
Technology
The epic quest to redefine the second using the world’s best clocks
Features
Mind
Memory illusion makes you think events occurred earlier than they did
News
Space
The cosmic landscape of time that explains our universe’s expansion
Features
Mind
Sci-fi thriller Dissolution smartly interweaves time travel and memory
Culture