Add Yahoo as a preferred source to see more of our stories on Google. No place on Earth has the exact conditions we see on Mars. Scientists believe the Red Planet once had rivers with flowing water.

The Viking-monster death-match movie Outlander is opening in Spain next week, so a bunch of clips have turned up online. Sadly, they’re all in Spanish. But at least this clip, featuring our first look ...

After yesterday’s interview with the co-creators of Viking-alien smackdown movie Outlander, many of you demanded to know exactly which theaters will be showing this instant classic of fiery combat.

Solar winds near aliens’ homes – and ours – might be blowing away signs of alien technosignatures by broadening signals The SETI Institute, the nonprofit that conducts a search for extraterrestrial ...