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Quantum field theory

Definition

Quantum field theory

Quantum field theory marries the ideas of other quantum theories to depict all particles as “excitations” that arise in underlying fields.

Quantum computers are revealing an unexpected new theory of reality

Physics

Quantum computers are revealing an unexpected new theory of reality

Features

Neutrinos change their identities and we don't know why

Physics

Neutrinos change their identities and we don't know why

Comment

Antimatter atoms can be precisely manipulated and cooled with lasers

Physics

Antimatter atoms can be precisely manipulated and cooled with lasers

News

A quantum trick with photons gives machine learning a speed boost

Technology

A quantum trick with photons gives machine learning a speed boost

News

Quantum weirdness isn’t weird – if we accept objects don’t exist

Physics

Quantum weirdness isn’t weird – if we accept objects don’t exist

Features

Virtual computer chip tests expose flaws and protect against hackers

Technology

Virtual computer chip tests expose flaws and protect against hackers

News

Sean Carroll event image

How time works with Sean Carroll

Speaker Image

Quantum Computing with Michelle Simmons and John Martinis

A concept image of a quantum computer processor

Physics

Quantum hyperchaos could help build better quantum computers

When quantum computers get too complex, they can display hyperchaotic behaviour – like chaos, but more chaotic – and understanding it could help improve computer designs

News

Space

How every galaxy comes from quantum fluctuations billions of years ago

Comment

Technology

Hordes of automated bots run the internet – can we bring them to heel?

Features

Technology

2020 in review: Revenge of the Y2K bug as lazy fix takes down software

News

Technology

First ever quantum chess tournament won by Amazon researcher

News