August 28, 2013 On Aug. 28, 1963, Lewis was the youngest speaker to address the estimated quarter-million people gathered in Washington. Now a Georgia congressman, Lewis is still speaking out, declaring: "I'm not prepared to sit down and give up." He's scheduled to speak again Wednesday on the National Mall.
August 27, 2013 If Kansas farmers keep pumping water out of the High Plains aquifer as they have in the past, the amount of water they can extract will start to fall in just 10 years or so, scientists predict. That will cause big changes in the agricultural economy. But reducing water use now could help delay and ease that disruption.