Gravitational Waves

Gravitational Waves Could Explain why There’s More Matter Than Antimatter in the Universe

One of the questions underpinning both philosophy and science is “why are we here”?  Ask an astrophysicist, and they might…

10 months ago

The Gamow Explorer Would be a new Gamma-ray Observatory to Search for the First Stars in the Universe… as They Explode

Gamma rays are useful for more than just turning unassuming scientists into green-skinned behemoths.  They can also shine a light…

10 months ago

Maybe “Boson Clouds” Could Explain Dark Matter

The search is underway for a hypothetical form of dark matter known as boson clouds.

10 months ago

Gravitational Waves Reveal Surprising Secrets About Neutron Stars

The confirmation of gravitational waves back in 2017 continues to unlock whole new worlds of physics but also continues to…

11 months ago

Gravitational-Wave Observatories Should be Able to Detect Primordial Black Hole Mergers, if They’re out There

The tumultuous era of the big bang may have been chaotic enough to flood the universe with primordial black holes.…

12 months ago

Next-Generation Gravitational Wave Observatories Could Detect the First Stars When They Exploded as Supernovae

The first stars to appear in the universe are no longer with us - they died long ago. But when…

12 months ago

On its Next run, LIGO Will be Able to Probe 8 Times as Much Space

Materials science has once again come through for space exploration.  Researchers at the Laser Interferometer Gravitational-Wave Observatory (LIGO) have developed…

12 months ago

In Addition to Gravitational Waves, is There any way to Detect Merging Black Holes

If two black holes merge in the middle of space, and nobody's around to see it, does it really happen?…

1 year ago

Neutron Stars Have Mountains, They’re Just a Fraction of a Millimeter High

The universe has some very extreme places in it - and there are few places more extreme than the surface…

1 year ago

Gravitational-Wave Detector Could Sense Merging Primordial Black Holes With the Mass of a Planet, Millions of Light-Years Away

A new idea for detecting gravitational waves might allow us to discover planet-mass primordial black holes.

1 year ago