At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings.

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

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

The area near clouds is often classified as ‘clear sky’, but a new study demonstrates the potential biases of misclassifying ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

Arizona is sometimes referred to as the Sunset State, and for good reason — the sunsets here are majestic and breathtaking. Not every sunset brings shocking shades of red, orange and purple ... to ...

Readers’ photos celebrate sunrises and sunsets, when the light is the most pleasing. Fifty-one photos were sent in; here are the top picks.

Watch Duty proved indispensable during the recent LA wildfires. John Mills, the app’s creator, wants it to be the one place ...

A real-time look at how some residents experienced the Palisades and Eaton fires in Altadena, Sierra Madre and the Pacific ...

Jimmy Kimmel delivered an epic monologue in a recent talk show episode and took a hilarious dig at Kanye West and Biance ...

You may well know the type. My family includes several of them; those skiers who revel in breathless tales of bravery down ...