How to make the cosmic web give up the matter it’s hiding

Half the universe's ordinary matter is missing. This new technique might have found it.

computer simulation of the universe

A TANGLED SKEIN  This computer simulation of the universe highlights its structure: long filaments of dark matter (blue) with galaxies strung along them like beads (pink). Most of the regular matter is probably stored in gas (orange).

Illustris Collaboration

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Astronomy

From the Nature Index

Paid Content