Shown here are ancient ripples formed by water currents being reworked by modern wind-blown sediment in Oman. (Image credit: Mathieu Lapôtre) ...
NASA's Rover found ripples in Martian rock that resemble the wave patterns on a sandy lake bed on Earth. The ripples could ...
The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...
The ripples, formed 3.7 billion years ago, suggest that the Red Planet’s climate during that time was warm and dense enough to support liquid water exposed to the atmosphere.
When the air rises, it cools down, and water ... which are ripples in space-time created by extreme cosmic entities such as black holes and colliding galaxies. Related: 12 amazing images of ...