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Dyson spheres: How to spot an alien megastructure

Space

Dyson spheres: How to spot an alien megastructure

Intelligent extraterrestrials may have built vast solar power plants around their host stars. The hunt for their telltale glow is hotting up

Features

Sean Carroll event image

How time works with Sean Carroll

Speaker Image

Quantum Computing with Michelle Simmons and John Martinis

The superconductor breakthrough that could mean an energy revolution

Physics

The superconductor breakthrough that could mean an energy revolution

Features

How every galaxy comes from quantum fluctuations billions of years ago

Space

How every galaxy comes from quantum fluctuations billions of years ago

Comment

Everything we know about the universe – and a few things we don't

Space

Everything we know about the universe – and a few things we don't

Features

2020 in review: Nuclear fusion power is slowly getting closer

Technology

2020 in review: Nuclear fusion power is slowly getting closer

News

Frank

Ten keys to reality with Frank Wilczek

Physics might create a backdoor to an afterlife – but don't bank on it

Humans

Physics might create a backdoor to an afterlife – but don't bank on it

Features

If the multiverse exists, are there infinite copies of me?

Humans

If the multiverse exists, are there infinite copies of me?

According to the many-worlds interpretation of quantum mechanics, the universe is constantly dividing and taking you with it – so would you recognise your other selves if you met them?

Features

Physics

Superfluid used to make sounds that might be heard in neutron star

News

Technology

UK takes step towards world's first nuclear fusion power station

News

Technology

Google Earth reveals suspected nuclear weapons facility in Pakistan

News

Space

The universe is expanding too fast, and that could rewrite cosmology

Features