WASHINGTON (AP) — The Trump administration has fired about 1,000 newly hired National Park Service employees who maintain and ...

Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...

The U.S. Food and Drug Administration banned the dye known as Red 3 from the nation’s food supply in January, setting deadlines for stripping the brightly hued additive from candies and cough syrup, ...

Hundreds of millions of Americans will have the chance in March to see the first total lunar eclipse in nearly three years.

Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

A Chilean space telescope has captured striking images of YR4 2024, the “city-killer” asteroid that’s potentially on a ...

NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had ...

Gaia-4b, a giant exoplanet orbiting a small star, is the first planet confirmed using Gaia’s astrometric technique.

Mars, our neighboring red planet, possesses some of the most extreme topographical features within our solar system. Its ...

NASA sent a valentine to space lovers on social media this week posting images of heart shapes found on Mars. The pictures ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.