A new paper presents a method for distinguishing between different sources of nanohertz gravitational waves. Pulsars may be revealing faint ripples in the fabric of the universe, ultra–low-frequency ...

Identifying the gravitational waves from black holes binaries could also make it clearer to detect primordial gravitational ...

Researchers analyzing pulsar data have found tantalizing hints of ultra-slow gravitational waves. A team from Hirosaki ...

Physicists proposed “beat” patterns in pulsar timing can reveal nanohertz gravitational wave sources, including supermassive ...

Pulsars suggest that ultra–low-frequency gravitational waves are rippling through the cosmos. The signal seen by international pulsar timing array collaborations in 2023 could come from a stochastic ...

Explore 10 breathtaking images of pink nebulae and supernovae captured by NASA, showcasing the beauty, mystery, and explosive ...

A fresh black hole merger detection has offered the clearest evidence yet for Einstein’s relativity and Hawking’s predictions. Scientists tracked the complete cosmic collision, confirming that black ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

In a significant potential shift for astrophysics, it turns out that some quasars may weigh as little as half what was previously believed. Share on Facebook (opens in a new window) Share on X (opens ...

Listen to more stories on the Noa app. To study the origins of our universe is to struggle with profound chicken-or-egg questions. We know the Big Bang happened. Cosmologists can see its afterglow in ...

At the heart of nearly every galaxy lurks a cosmic giant: a supermassive black hole. These mysterious objects, millions to billions of times more massive than our Sun, exert such powerful gravity that ...