Gravitational Waves

Black Hole-Neutron Star Collisions Could Finally Settle the Different Measurements Over the Expansion Rate of the Universe

If you've been following developments in astronomy over the last few years, you may have heard about the so-called "crisis…

1 month ago

One Idea to Explain Dark Matter – Ultralight Bosons – Fails the Test

A study of rotating black holes show that some spin so quickly because dark matter particles haven't slowed them down.

2 months ago

You Thought Black Hole Event Horizons Looked Strange. Check out Binary Black Hole Event Horizons

Binary black holes lens light so strongly it's difficult to simulate how they would appear. A new simulation shows us…

2 months ago

A new way to see Inside Neutron Stars

Astronomers study neutron stars using a method made famous by jazz singer Ella Fitzgerald.

2 months ago

Black Holes Simulated in a Tank of Water Reveals “Backreaction” for the First Time

Water simulations that small gravitational waves near a black hole can significantly change the black hole's behavior.

4 months ago

Physicists Figure out how to Make Gravitational Wave Detectors “Hear” 6x More Universe

Gravitational wave detectors are limited by fundamental quantum noise - an incessant "hum" that they cannot ever remove. But now…

4 months ago

All The Gravitational Waves Detected So Far

Few events in the astronomy community were received with more fanfare than the first detection of gravitational waves, which took…

5 months ago

China’s Planning to Launch a Space-Based Gravitational Wave Observatory in the 2030s: TianQin. Here’s how it’ll Stack up Against LISA

The successful detection of gravitational waves has been a game-changer for astronomy. And now the new frontier is in space,…

6 months ago

The Kilonova-Chasing Gravitational-Wave Optical Transient Observer is About to be Watching the Whole Sky

Lately there has been a flood of interest in gravitational waves.  After the first official detection at LIGO / Virgo…

6 months ago

Black Holes Make Complex Gravitational-Wave Chirps as They Merge

When black holes collide, they emit chirps of gravitational waves even after they have merged.

8 months ago