Two hundred years after the New Madrid quake rocked the U.S., Earthscope, a traveling scan of what lies underneath North America, reveals more about earthquakes and volcanoes.
How hard is it to design a humanlike robot? Harvard's Steven Pinker highlights how simple human accomplishments represent formidable robotics challenges.
Jules Jaffe of the Scripps Institution of Oceanography is developing an army of underwater explorers that researchers hope will produce a fine-grained, real-time map of the movements of the sea.
Youth Ethics Summit gives students an understanding of how medical research works, which some say is critical to the pushback against animal rights activists.