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New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

What we don’t know about gravity

Video

What we don’t know about gravity

What exactly is gravity? Is it a force? Is it the manifestation of the curvature of spacetime?

Video

A brief history of timekeeping

Video

A brief history of timekeeping

Video

Physics at the end of the universe

Video

Physics at the end of the universe

Video

The origin of the universe

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The origin of the universe

Video

Space, time and motion

Video

Space, time and motion

Video

An IBM quantum computer

Physics

IBM quantum computer runs largest quantum program yet

News

Woman standing in aisle of server room

Physics

Ronnametres and quettagrams have joined the ranks of SI units

News

Roger Penrose in Oxford 2022

Physics

Roger Penrose: "Consciousness must be beyond computable physics"

Features

National Ignition Facility

Physics

Nuclear fusion reactions create unexpectedly high-energy particles

News

Coloured arrows

Physics

Quantum trick sees light move forwards and back in time simultaneously

Placing a particle of light in a superposition so that it is travelling both forwards and backwards in time could prove useful for quantum computation

News

Physics

A miniature universe shows particles may emerge out of empty space

News

Physics

How the Higgs boson could reveal the fate of our universe

News

Physics

Phantom notes played by violins turn out to be a real sound

News

Physics

The cosmologist who claims to have evidence for the multiverse

Features