Our newest contest category delivered a bounty of beautiful—and birdy—scenes for the judges to choose from. Here are some of ...

At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...

Earth is an extraordinary place, filled with remarkable creatures and landscapes that often surpass our understanding un ...

Roberta Bondar knew that she would not be able to hear birds, let alone seen them from space, but when she really thought ...

The Tuesday night harvest moon had an extra twist — a partial lunar eclipse that turned the moon a murky red-brown color as ...

The skies will light up Tuesday night with a double lunar phenomenon: the Harvest supermoon and a partial lunar eclipse.

The full harvest supermoon will shine brightly in the night sky Tuesday evening. A partial lunar eclipse, with a “bite” taken ...

Astronauts on the International Space Station, which has been in orbit for decades, have collected a stunning array of images ...

From a solar eclipse to a dolphin-like nebula, these winning shots by astrophotographers from around the world depict the ...

Black and gray sediment stretches as far as the eye can see. Boulders sit on top of ground devoid of vegetation. Humans ...

Since the advent of geobrowser Google Earth, a number of strange and mysterious things around the globe are visible.

Martian Cloud Atlas unveils stunning atmospheric phenomena on Mars, offering valuable data on the clouds, storms, and weather ...