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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

Lasers

Physics

A quantum computer that measures light has achieved quantum supremacy

News

meal being photographerd

Technology

Computer vision can estimate calorie content of food at a glance

News

How covid-19 has exposed a huge computing disaster in the making

Technology

How covid-19 has exposed a huge computing disaster in the making

Features

Why the vast emptiness of space isn't really that empty after all

Space

Why the vast emptiness of space isn't really that empty after all

Comment

Email should be obsolete by now, so why are we still using it?

Technology

Email should be obsolete by now, so why are we still using it?

Comment

We’ve built a fourth dimension of space and we’re about to look inside

Physics

We’ve built a fourth dimension of space and we’re about to look inside

Features

Quantum computer

Technology

IonQ says its record-breaking quantum computer is most powerful ever

News

Quantum chip

Technology

D-Wave claims it has the world's most powerful quantum computer

News

social distancing

Technology

Public webcams are telling us whether people are social distancing

Since April, researchers have been assessing whether people are social distancing by analysing video feeds from 11,000 public webcams across the world

News

Technology

Secure quantum communications network is the largest of its kind

News

Technology

Google performed the first quantum simulation of a chemical reaction

News

Space

Quantum computers may be destroyed by high-energy particles from space

News

Space

Science with Sam: What is a black hole? And could you survive one?

Video