Moroccan Meteorite May Be a 4.4-Billion-Year-Old Chunk of Martian Crust

Mars is often referred to as the Red Planet, but its signature color is only skin-deep. Beneath its rusty regolith, Mars has many other hues, including large dark regions formed by ancient lava flows. Now, researchers believe they may have found a pieceof Mars' dark plains here on Earth, in the form of a meteorite… » 1/31/15 3:11pm 1/31/15 3:11pm