SHARE THIS VIDEO —
Claw-like marks on Mars may be from dry ice
NBC News Clone summarizes the latest on: Mmvo42647621887 - Breaking News | NBC News Clone. This article is rewritten and presented in a simplified tone for a better reader experience.
Researchers believe that chunks of dry ice created during seasonal thaws on Mars may make the hillside grooves NASA calls linear gullies. NBCNews.com's Dara Brown reports.
Stay informed with daily digest and insights from NBC News Clone. We repackage top headlines for our global readers.
