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.

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

A dusting is possible. Otherwise, it's rather cloudy and cold. High 29. FRIDAY: Brighter skies, windy with gusts near 40mph. High 37, only feeling like the mid-20s at best. SATURDAY: Plenty of sun ...

The film focuses on a series of hunger strikes organized by those incarcerated at California’s Pelican Bay State Prison, in protest of conditions in highest-security prisons. By Alissa Wilkinson ...

AUSTIN (KXAN) — Clearing will be gradual overnight with skies eventually turning starry before sunrise on Thursday ... The wind will continue to fade. Clouds stream back into Central Texas ...

A mix of sun and clouds for your Valentines with temperatures finally back above freezing Few showers possible Saturday ahead of another blast of arctic air Could even see a few snow flakes ...

billboard global excl. us the week's most popular songs based on streaming and sales activity from over 200 territories around the world — excluding the united states — as tracked by luminate ...

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