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Diagram showing three-body system

Space

The cosmic dance of three dead stars could break relativity

Do we have the first hints that Einstein is about to be proven wrong? A stellar system discovered in 2012 looks like the ideal experiment to tell us

News

Galaxy supercluster is one of the biggest things in the universe

Space

Galaxy supercluster is one of the biggest things in the universe

News

Person throws up at hands standing at blackboard covered in equations

Physics

Five things physicists hate about physics

Features

When is a black hole not a black hole? When it’s a boson star

Space

When is a black hole not a black hole? When it’s a boson star

Features

Pointer on circular weighing scales

Physics

Protons are lighter than thought, which may solve a big puzzle

News

Diagram of a buckyball

Space

Buckyballs mysteriously show up in cold space and warp starlight

News

Astronomer looking through telescope

Space

Time to embrace our odd place in the cosmos, inside a huge void?

Comment

Photo of comet 67P/Churyumov–Gerasimenko taken by the Rosetta spacecraft

Earth

The mystery xenon in Earth’s atmosphere came from icy comets

News

big bang

Space

The Higgs bang: The particle that blew up the universe

Features

Diagram of the shape of a synestia – like a red blood cell or a doughnut

Space

Huge impact could have smashed early Earth into a doughnut shape

Many rocky worlds may have spent time as a newly named planetary form called a synestia – a loosely connected blob of molten rock and dust with a dented middle

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Earth

Odds on: Five scientific theories decided by wager

Features

Space

Neutron stars that slow down could be eating 'backwards' gas

News

Space

Volunteers spot four super-Earths orbiting sun-like star

News

Space

New approach to dark energy might explain our cooling universe

News