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

Physics

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

Humans need much more information to study a problem backwards in time than forwards, but a quantum computer can ignore the flow of time all together

News

time

Physics

How to think about... Time

Features

clock cartoon

Technology

Become a time lord with this remote control clock

Regulars

Carlo Rovelli

Physics

Carlo Rovelli: physics' literary superstar makes us rethink time

Culture

Why now doesn’t exist, and other strange facts about time

Physics

Why now doesn’t exist, and other strange facts about time

Features

dancers

Physics

Quantum time: Is this where the flow of existence comes from?

Features

Super-accurate atomic clock used in real world for first time

Physics

Super-accurate atomic clock used in real world for first time

News

Space-time and gravity might be born from the quantum world

Physics

Space-time and gravity might be born from the quantum world

News

View looking out from inside the face of a clock tower

Humans

Time for change: Let's end the arcane practice of daylight saving time

Analysis

Atomic clock

Physics

The most precise atomic clock ever made is a cube of quantum gas

The best atomic clock will only be out of sync 3.5 times in every 10 quintillion ticks. It could help test general relativity and hunt for gravitational waves

News

Physics

Time crystals: A new state of matter that outlasts the universe

Features

Earth

Changing clocks twice a year is bad for health and energy use

News

Technology

Atomic clocks make best measurement yet of relativity of time

News

Physics

Cosmic uncertainty: Does time go both ways?

Features