Relativity

Discoveries Breakthrough ion clock experiments reveal that time can go quantum

Atomic clocks may soon probe whether time can tick faster and slower at once in the quantum world.

Innovations Global first: Scientists reproduce visual illusion predicted by Einstein’s theory of relativity

Space The universe looks very different at light speed

Discoveries New methods will allow for better tests of Einstein’s general theory of relativity

Global Good 16-year long experiment challenges Einstein’s theory of general relativity