chrisatumd Karma 71 Created 10 years ago Recent Submissions 1. ▲ Six Micro-Robots Pull 4,000-lb Car (news.discovery.com) 2 points · 9 years ago · 0 comments 2. ▲ The huge political horse trade that will change where the U.S. gets its energy (washingtonpost.com) 1 point · 10 years ago · 0 comments All submissions on HN · View profile on HN