Wednesday, November 6, 2013
Season 2013 Episode 3211 | 26m 46s | Video has closed captioning.
Researchers have developed an innovative tracking system for gray seals. Another scientist has developed a "robotic" rescue assistant from cockroaches. And NCCU student Sheldon Mba is the national spokesperson for the Give A Spit bone marrow donation campaign.
Aired: 11/06/13
