JAXA samples reveal that asteroid Ryugu has a complete set of nucleobases, the building blocks of DNA.

The levels of a heavy form of hydrogen in 3I/ATLAS are 30 to 40 times higher than in Earth's oceans, suggesting the comet has ...

A reader argues that solar farms are inherently unreliable based on weather conditions. Also letters on war spending and the ...

C/2025 K1 (ATLAS) was on its way out of the solar system when it did the fateful thing that many comets do. Reading time 3 ...

Mesa is taking steps to insulate the 18,000 residential and commercial customers in its 5.5-square-mile Electric Service Area, which includes the downtown, from spikes in their energy bill and ...

Earth is not only orbiting the Sun it is also traveling through the Milky Way on an enormous galactic journey. In this video ...

Don't worry, it's not hurtling towards us.

Terabase Energy has launched Terafab V2, an AI-powered robot system that builds solar farms faster to meet rising US electricity demand.

Generac home battery system wins a 2025 GOOD DESIGN award for its modular, sustainable PWRcell 2 home solar add-on.

The inner solar system is home to four rocky worlds that formed under the intense heat of the young Sun. This video explores Mercury, the scarred planet that is slowly shrinking; Venus, where a ...

The Gaia telescope spotted more than 6,000 sunlike stars, all of which appear to have migrated from the galaxy's center more ...

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