nasa jpl said the vehicle gathered a few too many rocks during a routine core sample collection. here is its selfie of those pesky pebbles caught up in the martian machinery. they are trying to fix it as we speak. let's hope perseverance lives up to its name. this is the indy autonomous challenge. the clue is in the name — look carefully, you'll see there is no—one at the wheel. instead, these sensor—rich hot rods are essentially entirely preprogrammed supercomputers. each is differentiated only by software custom—designed by nine engineering student teams. this is the million—dollar beast that has been given to each of the teams competing, and course it is chock full with a ton of different technologies. three lidar, three radar, six cameras, gps and bleeding—edge processing. today the teams are making iith—hour tweaks to their