On May 26, under the clear and star-studded skies of Colorado, photographer Aaron Watson captured an extraordinary natural ...

A caption shared with the video says: "My favorite part of winter, frozen ice ripples." The video shows waves formed by frozen water ripples against a mountain backdrop under a bright blue sky.

In nature, most icicles are made from water with a hint of salt. But lab-made icicles free from salt disobey a prominent theory of how icicles form, and it wasn’t clear why. Now, a study is ...

Curiosity found that the ripples are about 1.57 to 1.97 inches apart and approximately 0.24 inches high. The team plugged ...

Daniel Harris at Brown University in Rhode Island and his colleagues built little devices made of plastic and rubber that can be moved in a controllable way by ripples in water. The researchers ...

Wave ripples—the undulating lines in sandy shores that form when the wind pushes shallow water back and forth—are a common sight on Earth’s lakes and beaches. Now, NASA’s Curiosity rover ...