gravitational wave
Gravitational Wave Observatories Could Detect Primordial Black Holes Speeding Through the Solar System
Cosmologists have long hypothesized that the conditions of the early universe could have caused the formation of black holes not…
More Evidence for the Gravitational Wave Background of the Universe
The gravitational wave background was first detected in 2016. It was announced following the release of the first data set…
Some Clever Ways to Search for Primordial Black Holes
Primordial Black Holes (PBHs) have recently received much attention in the physics community. One of the primary reasons is the…
Dark Matter Could Help Solve the Final Parsec Problem of Black Holes
One outstanding mystery in astrophysics is known as the "final parsec problem." Simulations predict that binary black holes should stall…
If Neutron Stars Have Mountains, They Should Generate Gravitational Waves
Astronomers have discovered the gravitational waves released by colliding black holes, neutron stars, and even the background waves from merging…
Gravitational Astronomy? How Detecting Gravitational Waves Changes Everything
We’ve now had multiple detections of gravitational waves, opening up a whole new field: gravitational astronomy. We talk about the…
What Was Cosmic Inflation? The Quest to Understand the Earliest Universe
The Big Bang was a tremendous theory, but it had a few problems. In 1980 Alan Guth developed the revolutionary…
Gravitational Wave Detectors: How They Work
Time to brush up on your gravitational wave basics, if you haven't done so! In Gravitational waves and how they…
Gravitational Waves and How They Distort Space
It's official: on February 11, 10:30 EST, there will be a big press conference about gravitational waves by the people…
Effects of Einstein’s Elusive Gravitational Waves Observed
Two white dwarfs similar to those in the system SDSS J065133.338+284423.37 spiral together in this illustration from NASA. Credit: D.…