RT @marsroverdriver: Mark Adler is working on how to land stuff on Mars better. Also, there’s fire and things going boom and Metallica. httyoutube.com/watch?v=xQCgs6…
RT @marsroverdriver: Mark Adler is working on how to land stuff on Mars better. Also, there’s fire and things going boom and Metallica. httyoutube.com/watch?v=xQCgs6…