Add Yahoo as a preferred source to see more of our stories on Google. Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find. Nearly a ...

NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater ...

NASA's Curiosity rover found organic compounds on Mars that are often produced by living things on Earth. A new study concluded that non-biological processes alone cannot explain the presence of these ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find. Nearly a year ago, the car-sized robot – one of two NASA rovers roaming the red ...