Donate

Celestial mechanics

Discovering dark matter

Environment

We could be on the verge of solving one of the biggest cosmological mysteries in our time — the discovery of dark matter.

The Living on Earth Almanac

The World

Gravity: What’s Up Is Down

The Living on Earth Almanac

The Living on Earth Almanac

Tell us about your experience accessing The World

We want to hear your feedback so we can keep improving our website, theworld.org. Please fill out this quick survey and let us know your thoughts (your answers will be anonymous). Thanks for your time!

The World

On the hunt for dark matter

Environment

Dark matter, one of cosmology’s most curious mysteries, has yet to be seen. But theorists have good reason to believe that it exists, and that galaxies, stars, and planets could never have formed without the gravitational attraction that dark matter exerts.

We respect your time, attention and privacy

This is a news website, not a click casino. We do NOT employ deceptive behaviors, display annoying ads or use third party cookies and trackers to monetize your visit or help advertisers track you across the internet.

Simply, we ask that you would consider a donation to support the journalism we produce every weekday. Thank you.

This is The World

The World is a public radio program and podcast that crosses borders and time zones to bring home the stories that matter.

Follow The World

Subscribe to The World’s Latest Edition podcast for free using your favorite podcast player: