In the western sky on Monday evening, Feb. 23, in the Americas, the waxing half-moon will shine a short distance to the lower ...

A "crowdsourced" project in which home computer users were enlisted to help analyze radio signals from space is ending after more than two decades.

The September 2025 issue featured "A guide to beginner's guides," a reminiscence and description of some the books for ...

A groundbreaking new radio image reveals the Milky Way in more detail than ever before, using low-frequency radio “colors” to ...

I had never been to the Dome at Exploration Place, and I want to tell you that seeing Silent Sky in this setting was magical.

Now, Kulkarni, the George Ellery Hale Professor of Astronomy and Planetary Science at Caltech, has been awarded the Gold Medal of the Royal Astronomical Society, the highest honor bestowed by the ...

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.

ABSTRACT: This study presents a quantitative theoretical approach for computing the radius of the electron based on the dynamic nature of the quantum universe. Measuring the electron’s radius directly ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Darryl Z.

The pardons of former Trump aides, which would only apply in federal court, are largely symbolic and cannot shield them from continuing state-level prosecutions. By Alan Feuer and Glenn Thrush ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. When the biggest geomagnetic storm in 20 years hit Earth in May ...