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General relativity

Chamkaur Ghag
Space

The hunt for dark matter: Solving the universe’s big questions

Dark matter makes up most of the stuff in the universe, but we still don鈥檛 know what it is. Chamkaur Ghag is on the case

Video
traveller in fog

Physics

Einstein killed the aether. Now the idea is back to save relativity

Features
Illustration of a supermassive black hole

Space

Some planets may orbit a supermassive black hole instead of a star

News
Impression of a black hole merger

Space

Black hole that ‘rings’ like a bell shows Einstein was right

News
artwork

Physics

Bye bye space-time: is it time to free physics from Einstein鈥檚 legacy?

News
Two black holes

Space

Puzzling signals seen by LIGO may be gravitational wave split in two

News
quantum artwork

Physics

Quantum weirdness isn’t real 鈥� we’ve just got space and time all wrong

Features
Peter van Nieuwenhuizen

Physics

Physicists who came up with supergravity win $3m Breakthrough Prize

News

Physics

Is reality real? How evolution blinds us to the truth about the world

Features
Black hole swallows matter

Space

Star hurtling around a giant black hole proves Einstein right – again

We watched a star orbit the supermassive black hole at the centre of our galaxy for 24 years and its light is stretched just as Einstein predicted it should be

News

Physics

Welcome to the 5th dimension: Our universe’s radical new fate

Features

Special relativity

Dark energy

Cosmic inflation