Skip to main content

Space & Physics

Astrophysics

Should You Really Worry about Solar Flares?

Ed Browne

Astronomy

Star Cores Spin Surprisingly Slowly—Scientists Now Think They Know Why

Stephanie Pappas

Astronomy

JWST Heralds a New Dawn for Exoplanet Science

Jonathan O'Callaghan

Space Exploration

What Time Is It on the Moon?

Satellite navigation systems for lunar settlements will require local atomic clocks. Scientists are working out what time they will keep

Elizabeth Gibney and Nature magazine

Astrophysics

Should You Really Worry about Solar Flares?

Ed Browne

Astronomy

Star Cores Spin Surprisingly Slowly—Scientists Now Think They Know Why

Stephanie Pappas

Astronomy

JWST Heralds a New Dawn for Exoplanet Science

Jonathan O'Callaghan

Planetary Science

Planetary Science

Cataclysmic Collisions May Explain ‘Forbidden’ Exoplanets

Daniel Leonard

Black Holes

Colliding Supermassive Black Holes Discovered in Nearby Galaxy

Allison Parshall

Extraterrestrial Life

Extraterrestrial Life

The Search for Extraterrestrial Life as We Don’t Know It

Sarah Scoles

Astronomy

A Recently Discovered Gas Cloud Near Andromeda Stumps Astronomers

Phil Plait | Opinion

Particle Physics

Particle Physics

Scientists See Quantum Interference between Different Kinds of Particles for First Time

Stephanie Pappas

Most Popular

The First Picture of the Black Hole at the Milky Way’s Heart Has Been Revealed

The historic image of Sagittarius A* is the culmination of a decades-long astronomical quest—and a crucial step toward a new understanding of black holes, gravity and spacetime...

Particle Physics

God, Dark Matter and Falling Cats: A Conversation with 2022 Templeton Prize Winner Frank Wilczek

The physics Nobelist and author has not exactly found religion—but that doesn’t mean he’s stopped looking

The Black Hole in the Middle of our Galaxy Looks like This

It took hundreds of researchers and many telescopes to capture an image of the black hole at the middle of our Milky Way.

Seth Fletcher, Jason Drakeford, Tulika Bose and Jeffery DelViscio

How Astronomers Finally Captured a Photo of our Own Galaxy’s Black Hole

It took hundreds of researchers and many telescopes to capture an image of the black hole at the middle of our Milky Way.

Seth Fletcher, Tulika Bose and Jeffery DelViscio

New Record-Breaking Simulation Sheds Light on ‘Cosmic Dawn’

THESAN—the largest, most detailed computer model of the universe’s first billion years yet made—is helping set expectations for observations from NASA’s James Webb Space Telescope...

Charles Q. Choi

Canadian Telescope Delivers Deepest-Ever Radio View of Cosmic Web

Data from the CHIME radio observatory are a milestone in the quest to discover the hidden origins of universal structure

Special Report

The James Webb Space Telescope

The James Webb Space Telescope

The most powerful observatory ever made promises to produce some of the most incredible discoveries of our lifetime and beyond

Videos

All the Gold in the Universe Was (Likely) Created This Way

For a long time, no one knew how “heavy metals” formed—or showed up on Earth. Now some new evidence finally points the way to an answer.

2 minutes ago

Black Holes

What Is the Black Hole Information Paradox? A Primer

August 16, 2022

Astronomy

See the Oldest View of Our Known Universe, Just Revealed by the James Webb Space Telescope

July 11, 2022

Black Holes

The Black Hole in the Middle of our Galaxy Looks like This

May 12, 2022

Space & Physics

Space & Physics

Decoded: What Are Black Holes?

May 25, 2021

Podcasts

Listen to Images from the James Webb Space Telescope

60-Second Science

Listen to Images from the James Webb Space Telescope

Full Transcript

Continue reading with a Scientific American subscription.

You may cancel at any time.