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The afterglow of the Big Bang

Is there an 'echo' of the big bang? The story...

Professor Simon Wessely, Institute of Psychiatry, King's College London This...

Einstein predicted that gravitational waves exist. What are they, how...

What was the universe like during its early history? Described...

How did Einstein's theory of general relativity improve on Newton's...

Stop some particle physicists in the street and they will...

Anxiety is a common experience that can be a useful...

What do physicists mean by a 'Theory of Everything'? And...

Are there limits to science? We look first at the...

Simon Wessely is professor of psychiatry at the Institute of...