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Sean Carroll: The many worlds of quantum mechanics

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Sean Carroll: The many worlds of quantum mechanics

Quantum mechanics is mind-blowing at the best of times. Sean Carroll explores perhaps its most jaw-dropping idea: that the world is constantly splitting in two

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The legacy of Stephen Hawking

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The legacy of Stephen Hawking

Video

Jim Al-Khalili: A brief history of gravity

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Jim Al-Khalili: A brief history of gravity

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black box artwork

Technology

Could the world's mightiest computers be too complicated to use?

Features

Very Large Telescope

Physics

There's a glitch at the edge of the universe that could remake physics

Features

A laser

Physics

Laser beams have gravity and can warp the fabric of the universe

News

10 mysteries of the universe: What is dark matter?

Space

10 mysteries of the universe: What is dark matter?

Features

A coin toss

Physics

Quantum mechanics may contradict itself when applied to big objects

News

Antimatter seen in two places at once thanks to quantum experiment

Physics

Antimatter seen in two places at once thanks to quantum experiment

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A quantum circuit

Technology

Google just made it much harder to build a serious quantum computer

To reach quantum supremacy, a quantum computer has to do a task no ordinary computer can. Google has made that harder with an algorithm that beefs up regular PCs

News

Physics

Sound waves are a form of antigravity because they have negative mass

News

Physics

We might only see time because we can’t think in quantum physics

News

Space

Levitating glass particles are fastest spinning objects ever seen

News

Physics

Is this our first clue to a world beyond quantum theory?

Features