Dark Matter

Black Holes Can’t Account for Missing Dark Matter in the Universe

A statistical analysis of 740 supernovas found that black holes can only account for 40 percent of dark matter in the universe, putting another nail in the coffin for the MACHOs theory of dark matter.
Daniel Oberhaus
Neutron Star Mergers

Scientists Have Detected an Entirely New Type of Gravitational Wave

Astronomers capture both a gravitational wave and optical imagery from the energetic union of two neutron stars in a distant galaxy.
Becky Ferreira
ripples in spacetime

Nobel Prize in Physics Recognizes the Dawn of a Whole New Kind of Astronomy

Rainer Weiss, Kip Thorne, and Barry Barish are named for leading the effort to detect gravitational waves.
Becky Ferreira
Kate Lunau

These Black Holes Merged Nearly Two Billion Years Ago and We Have the Receipts

The newest gravitational wave discovery is the first to involve three detectors.
Becky Ferreira
Black Hole Mergers

LIGO's Four Gravitational Wave Detections Come From Off-Kilter Black Hole Mergers

“You don’t write a paper saying: This is awesome! But we kind of have that feeling. It’s definitely a frontier.”
Becky Ferreira
Good Vibrations

These Floating Golden Cubes Proved We Can Detect Cosmic Ripples in Space

The mission paves the way for its big sister, LISA, that will listen for the collisions of galaxies and the explosions of massive stars.
Becky Ferreira
einstein was right

Two Black Holes Ate Each Other and Rippled the Fabric of Spacetime

Lisa Cumming
humans of the year

The Sound of Two Black Holes Colliding Is Music to Szabolcs Marka’s Ears

“It was life-changing in the way that the world started to share our vision. The world started to believe with us.”
Farnia Fekri
humans of the year

One of the Greatest Cosmic Mysteries Was Solved By David Shoemaker’s Device

LIGO's detection of gravitational waves was an achievement comparable to Galileo’s telescope. Meet the man whose team built the detector.
Grennan Milliken

Gravitational Waves Are Just Everyday Astrophysics Now

This week's announcement of a second LIGO detection is likely just the start.
Michael Byrne

Some Astrophysicists Think LIGO May Have Spotted a Dark Matter Signal

Revisiting a fringe theory of black holes and missing matter.
Michael Byrne

Did LIGO's Gravitational Waves Really Come from Merging Black Holes?

We can't give up on gravastars yet, argues a new paper.
Michael Byrne