

Image source: NASA. Taken on Sol 619. Click here for the full source image.





Image source: NASA. Taken on Sol 620. Click here for the full source image.





Image source: NASA. Taken on Sol 604. Click here for the full source image.





Image source: NASA. Taken on Sol 617. Click here for the full source image.





Image source: NASA. Taken on Sol 571. Click here for the full source image.





Image source: NASA. Taken on Sol 610. Click here for the full source image.





Image source: NASA. Taken on Sol 571. Click here for the full source image.





Image source: NASA. Taken on Sol 608. Click here for the full source image.





Image source: NASA. Taken on Sol 590. Click here for the full source image.



Ever since NASA's Curiosity rover touched down on Mars in August 2012, extraterrestrial enthusiasts have been pouring over the images sent back to Earth in the hope of finding evidence of ancient alien civilisations. Some of the images highlighted by investigators so far have contained some very intriguing artefacts, so at Unearthly News we decided to spend a few hours sifting through the most recent photos to see if we could find anything ourselves.The following images come directly from the NASA Curiosity web site and have not been altered except for some cropping and zoom enhancements. Links to the original source photos are also available under each image.Do these incredible images represent true evidence of ancient life on Mars? Or, are they just random patterns created by natural weathering? You decide...