Born shortly after the Big Bang, these cosmic monsters have perplexed astronomers for years.
Major deliveries in June set the stage for the next phase of work on LUX-ZEPLIN project.
The Spektr-RG telescope is a joint venture between Russia and Germany that will map X-rays across the entire sky in unprecedented detail.
A new study shows that light dark matter is 1000 times less likely to bump into regular matter than previous analyses allowed.
If a particle has no mass, how can it exist?
Maria Elena Monzani prepares an international team to search for clues to one of the biggest scientific mysteries.
Junior faculty in theoretical physics talk about what keeps them up at night, their favorite places to think and how they explain their jobs to nonscientists.
A discrepancy between different measurements of the Hubble constant makes scientists question whether something is amiss in our understanding of the universe.
A CERN engineer sees if she has what it takes to live and work on Mars.
Particle accelerators are some of the most complicated machines in science. Scientists are working on ways to run them with a diminishing amount of direction from humans.
Physicist Tor Raubenheimer explores the world by climbing rocks and designing particle accelerators.
10 more words that mean something different to scientists.
Dark matter could be much lower in mass and slighter in energy than previously thought.