A geologist explains what the “doorway” on Mars really is and why it’s so tempting to see recognizable shapes on other worlds. Source Share: Previous Post Rivian R1T Owner Attempts To Calculate Real-World Off-Road Range Next Post The Dell Memorial Day sale is still live: save hundreds on laptops and monitors Related Articles Space Best Black Friday binoculars deals for 2021 Space NASA’s gamma-ray observatory is back in action after technical glitch Space Grab a mesmerizing star projector for less than $20 this Black Friday Space Robotics expert Robin Murphy explains why ‘Star Wars’ robots don’t reflect reality Space How to see SpaceX’s Inspiration4 spacecraft in the night sky Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. − three = 5