What's up in
Time
Latest Articles
Solution: ‘Time Through an LCD Display’
Insights about time’s arrow from a liquid crystal universe.
Seeing Time Through a Liquid Crystal Display
What insights can an LCD display give us about time's arrow?
A Debate Over the Physics of Time
According to our best theories of physics, the universe is a fixed block where time only appears to pass.
Quantum Weirdness Now a Matter of Time
Bizarre quantum bonds connect distinct moments in time, suggesting that quantum links — not space-time — constitute the fundamental structure of the universe.
Time’s (Almost) Reversible Arrow
The irreversibility of time may be a clue as to what makes up the universe’s dark matter.
Time’s Arrow Traced to Quantum Source
A new theory explains the seemingly irreversible arrow of time while yielding insights into entropy, quantum computers, black holes, and the past-future divide.
Perpetual Motion Test Could Amend Theory of Time
A radical theory predicting the existence of “time crystals” — perpetual motion objects that break the symmetry of time — is being put to the test.