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physics

planetary science

Asteroid Rate Jumped in Solar System’s Past

An analysis of lunar craters has found that we’ve been living in a relatively violent period in cosmic history.

Art for "Missing Galaxies? Now There’s Too Many"
astrophysics

Missing Galaxies? Now There’s Too Many

Astronomers couldn’t find enough satellite galaxies orbiting the Milky Way. Now they have the opposite problem.

Art for "Why the Best Place to Find Dark Matter May Be in a Rock"
dark matter

Why the Best Place to Find Dark Matter May Be in a Rock

Dark matter may occasionally interact with minerals in the earth, leaving telltale tracks that physicists hope to decipher.

Art for "How Space and Time Could Be a Quantum Error-Correcting Code"
space-time

How Space and Time Could Be a Quantum Error-Correcting Code

The same codes needed to thwart errors in quantum computers may also give the fabric of space-time its intrinsic robustness.

Physics - abstract illustration
2018 in Review

The Year in Physics

The field of fundamental physics is experiencing both a period of confusion and an openness to new ideas.

Art for "Milestone Experiment Proves Quantum Communication Really Is Faster"
quantum computing

Milestone Experiment Proves Quantum Communication Really Is Faster

In a Paris lab, researchers have shown for the first time that quantum methods of transmitting information are superior to classical ones.

Q&A

The Woman Who Gets Called When a Piece of Mars Falls From the Sky

Planetary geologist Meenakshi Wadhwa uses Martian meteorites to trace the history of our solar system.

Art for "New Studies Rescue Gravitational-Wave Signal From the Noise"
gravitational waves

New Studies Rescue Gravitational-Wave Signal From the Noise

Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.

Abstractions blog

Why Black Hole Interiors Grow (Almost) Forever

The renowned physicist Leonard Susskind has identified a possible quantum origin for the ever-growing volume of black holes.