Amazon's redesigned Prime Air delivery drone can fly farther than its predecessor

Amazon recently stopped testing its Scout sidewalk delivery robot and made other decisions indicating that it's scaling back its experimental projects. Looks like its delivery drone development for Prime Air is still going strong, though, because the e-commerce giant has just released a sneak peek of its next-gen machine. The MK30 was designed to be lighter than the current model dubbed MK27-2. It will still have six rotors like its predecessor, based on the images the e-commerce giant has share...