Physics
Re-Inventing Gravity
Many scientists believe Einstein’s theory of general relativity will need to be modified. What new evidence will point the way?
The Strange Similarity of Neuron and Galaxy Networks
Your life’s memories could, in principle, be stored in the universe’s structure.
Researchers Check Space-Time to See if It’s Made of Quantum Bits
The newly developed theory of emergent gravity, proposed as an alternative to dark matter, struggles in one of its first trials.
How Superfluid Dark Matter Mimics an Old Idea About Gravity
Does the force of gravity change at large scales? Perhaps not, but a new theory of dark matter shows why that could appear to be the case.
The Crisis of the Multiverse
In an infinite multiverse, physics loses its ability to make predictions.
Latest Black Hole Collision Comes With a Twist
The Advanced Laser Interferometer Gravitational-Wave Observatory’s third detection further compounds the mystery of why black holes collide.
The Physicist Who Denies Dark Matter
Maybe Newtonian physics doesn’t need dark matter to work.
The Multiverse As Muse
The uncertainty of quantum mechanics provided a perfect literary model for Modernist ideas.
Does Dark Matter Harbor Life?
An invisible civilization could be living right under your nose.
Roger Penrose On Why Consciousness Does Not Compute
The emperor of physics defends his controversial theory of mind.