Signal hints at possible interactions between ordinary hydrogen and dark matter in the early universe, but some scientists remain skeptical.
Ramin Skibba, Contributor
The giant black hole is one of the biggest ever observed from this far back in time.
Anything that has mass and moves can give off gravitational waves, but for familiar items they are extremely tiny.
In annual speed test, international teams must negotiate the complexities of aerodynamics and airflow.
New programs highlight coral bleaching, a process driven by climate change, which could destroy most coral ecosystems by 2050.
Detecting signs of life on planets beyond the solar system turns out to be more complicated than previously thought.
A team of scientists develop a model that describes the accelerating expansion of the universe without the need for mysterious dark energy.
At a bladesmithing competition, participants from 26 international universities show off their creations.
Access to a dark night sky is a universal human right, says the American Astronomical Society
"Deep learning" finds telltale arcs of light that indicate massive objects.
Inside Science is an editorially independent news service of the American Institute of Physics