The car-sized rover Curiosity had a clean landing on Mars five months ago. But planetary missions didn’t always run so smoothly at NASA’s Jet Propulsion Laboratory. Mariner 3, a probe sent to do a ...

Hollywood has always been a copycat industry, and there are countless instances of two movies of similar natures, settings, and themes being in development at the same time and released in close ...

As a contributor to the documentary Blue Planet Red, I would like to address the criticism in Simon Ings’s review that xenon-129’s presence in the Martian atmosphere implies ancient nuclear conflict ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very similar to classic river deltas on Earth. These are traces of rivers that ...