Outer space is an inhospitable frontier. Astronauts are not only cut off from gravity but also from all the resources ancient explorers took for granted, especially oxygen. Sure, you can grow fruit in ...

Add Yahoo as a preferred source to see more of our stories on Google. A university professor is about to venture out of this world to carry out a science experiment decades in the making. Robert Ferl, ...

What just happened? For decades, scientists have puzzled over the origin of water on the Moon, a resource that could prove vital for future lunar exploration. Since the 1960s, a leading hypothesis has ...

TL;DR: NASA's Viking 1 spacecraft, which landed on Mars in 1975, aimed to test for life using water-based methods. Astrobiologist Dirk Schulze-Makuch suggests these methods might have inadvertently ...