That's why we've rounded up 13 of the most interesting things we've found on Mars that made us do a double take. We'll talk about how we've found it, why it's so perplexing, and what it might tell us ...

A Harvard astrophysicist and NASA are locked in a public disagreement over a small, shiny object photographed on the Martian surface. The dispute hinges on whether the object is human-made debris or ...

Science has done some genuinely incredible things. We’ve mapped the human genome, landed rovers on Mars, and figured out what ...