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Space

Time appears to run five times slower in the early universe

A phenomenon called cosmological time dilation means that events taking place in the early universe seem to evolve slower than those today

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Physics

Gravitational waves produce a background hum across the whole universe

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What the huge young galaxies seen by JWST tell us about the universe

Space

What the huge young galaxies seen by JWST tell us about the universe

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A distant supernova defies our understanding of the cosmos’s expansion

Space

A distant supernova defies our understanding of the cosmos’s expansion

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CE8NB6 Illustration showing galaxy giant whirlpool in space galaxy's effect on space image shows how gravity galaxy warps local

Physics

To create a wormhole that doesn't collapse, you need exotic matter

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HA6GE7 departmentofenergy 8056998030 The Daya Bay Antineutrino Detector

Space

What was the universe's first second like? These particles can tell us

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Mandatory Credit: Photo by Lawrence Jackson/AP/Shutterstock (6360330b) Stephen Hawking Professor Stephen Hawking of the University of Cambridge, makes remarks at an event marking the 50th anniversary of NASA,at George Washington University in Washington Hawking NASA, Washington, USA

Physics

Stephen Hawking’s parting shot is a fresh challenge to cosmologists

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Stephen Hawking with Thomas Hertog, in Hawking's office

Physics

Stephen Hawking's final theorem turns time and causality inside out

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Neil Turok mirror universe

Physics

Neil Turok on the case for a parallel universe going backwards in time

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2B77TB8 3D rendering of abstract digital waves and bright square particles in space. Futuristic background made of dots, particles and mesh

Physics

A miniature universe shows particles may emerge out of empty space

A first-of-its-kind experiment simulating the cosmos with ultracold potassium atoms suggests that in a curved, expanding universe pairs of particles pop up out of empty space

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Space

Gamma ray bursts could help unravel how fast the universe is expanding

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Space

James Webb Space Telescope’s first deep-field image is stunning

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Space

The universe is surprisingly lopsided and we don't know why

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Physics

Will time ever end? The answer lies in the death throes of the cosmos

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