Noctilucent or night-shining clouds are rare, high-altitude clouds that glow with a blue, silvery hue at dusk or dawn when the sun shines on them from below the horizon. These ice clouds typically ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Sometimes science takes place quietly in beakers and petri dishes. Other times, it jumps aboard a ...

NASA is inviting the public to take part in 36 “citizen science” projects that let volunteers contribute to real scientific discoveries.

The Cloudspotting team used data from the Mars Reconnaissance Orbiter to observe when and where water and carbon dioxide clouds cluster over the Red Planet. When you purchase through links on our site ...

Listen to more stories on the Noa app. In the tropics, along the band of sky near the equator, clouds and wind run the show. These are juicy clouds that aggregate and disaggregate in agglomerations ...