redletterdave writes: "Five days after NASA's Curiosity rover successfully landed on Mars, the one-ton robot sent another postcard back to Earth, this one a 360-degree doozy. Curiosity's first panorama, albeit black-and-white, gives Earthlings a great high-quality glimpse at the surface on Mars, specifically within the 96-mile Gale Crater."
SternisheFan writes: "From the article:
For years, many scientists had thought that plate tectonics existed nowhere in our solar system but on Earth. Now, a UCLA scientist has discovered that the geological phenomenon, which involves the movement of huge crustal plates beneath a planet's surface, also exists on Mars. "Mars is at a primitive stage of plate tectonics. It gives us a glimpse of how the early Earth may have looked and may help us understand how plate tectonics began on Earth," said An Yin, a UCLA professor of Earth and space sciences and the sole author of the new research. (read more....)"