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

The hike to Kem Baha in Gunung Stong State Park offers a stunning sunrise over a sea of clouds, set amid Malaysia’s rich ...

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

It was Friday afternoon and she and her friends were driving to visit her parents when they suddenly spotted a massive storm-cloud hovering over the sky in Sorocaba, a city in the Brazilian state ...

“Even though the sun has set in Gale Crater, the clouds are high enough in the atmosphere that the sun still shines on them, making them seem to almost glow in the sky,” wrote Alex ...