Stunning satellite images of the Red Planet reveal avalanches, sand dunes and more

Debunking the leading anti-HAARP theories

Here's how scientists are bracing themselves for the moment aliens make contact; and what form it might take

After landing successfully, the latest craft to reach the Red Planet begins to transmit data

With the discovery of a bright, long-lived supernova, scientists believe they have found a spectacular new way for stars to die

Cyborg animals, psychotropics and flying lasers are just some of the terrifying weapons government labs have cooked up over the years