Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

In the search for more, new and cleaner sources of energy, a largely untapped resource is emerging: natural hydrogen.

Defense Secretary Pete Hegseth gave Anthropic an ultimatum this week: Open its artificial intelligence technology for unrestricted military use by Friday, or risk losing its government contract.

The Defense Department has been feuding with Anthropic over military uses of its artificial intelligence tools. At stake are hundreds of millions of dollars in contracts and access to some of the most ...