Teams to take another crack at space elevator 
Another round of 20 teams will try to win $500,000 from the space agency for building a robotic climber that can hoist itself up on a thin carbon tether, under its own power source, 100 meters within 50 seconds.
http://news.com.com/Teams to take another crack at space elevator/2100-11397_3-6200043.html?part=rss&tag=2547-1_3-0-20&subj=news
Another round of 20 teams will try to win $500,000 from the space agency for building a robotic climber that can hoist itself up on a thin carbon tether, under its own power source, 100 meters within 50 seconds.
http://news.com.com/Teams to take another crack at space elevator/2100-11397_3-6200043.html?part=rss&tag=2547-1_3-0-20&subj=news
