Physics might create a backdoor to an afterlife – but don't bank on it
9 December 2020
Quantum information can never be destroyed, so some of the essence of you could live on after death – but it’s not going to help the physical you
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Premium
If the multiverse exists, are there infinite copies of me?
9 December 2020
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?
Superfluid used to make sounds that might be heard in neutron star
3 December 2020
Nobody will ever hear the sounds produced inside a neutron star, but we have created what might be the next best thing using lithium atoms that behave like a superfluid
A quantum computer that measures light has achieved quantum supremacy
3 December 2020
A specialised quantum computer has achieved quantum supremacy, accomplishing in under 4 minutes what would take the biggest supercomputer 600 million years
