12+ hour, 54+ min ago   (399+ words) Published Sep 12, 2026 1:01 PM EDT Did the Earth once have a larger cousin that was devoured by the Sun? And more importantly: would we have any way of knowing it did? A team of astronomers believe that the answer to both…...

1+ week, 15+ hour ago   (609+ words) Published Sep 5, 2026 10:02 AM EDT Dark matter, the invisible substance thought to make up around 85 percent of all mass in the universe, forms an essential part of the standard cosmological model, providing the gravitational glue that holds together entire galaxies. What…...

2+ week, 18+ hour ago   (488+ words) Published Aug 29, 2026 7:02 AM EDT Scientists have detected an unusual “thermal asymmetry” buried deep beneath the surface of Mars’ southern hemisphere — and they’re only beginning to postulate potential explanations for its existence. As detailed in a new paper published in the…...

2+ week, 1+ day ago   (373+ words) Published Aug 28, 2026 10:03 AM EDT NASA’s Nancy Grace Roman Space Telescope has a lot to live up to. The orbital observatory, a long-awaited successor to the agency’s revolutionary Hubble Space Telescope, is set to launch on Sunday from the Kennedy Space…...

4+ week, 18+ hour ago   (470+ words) Published Aug 15, 2026 7:02 AM EDT Where were you when the historic total eclipse happened this week? One woman was on a beach with a curious choice of companion: Anthropic’s AI model, Claude. “Last night, a total solar eclipse crossed Europe. I…...

4+ week, 1+ day ago   (322+ words) Published Aug 14, 2026 3:40 PM EDT Astronomers using the James Webb Space Telescope have discovered a new type of cosmic monstrosity: a “black hole star.” As detailed in a new study about the findings published in the journal Nature, the black hole…...