November 27, 2013 Thanks to the shape of their heads, the inch-long creatures can creep up on their prey. Then they strike with lightning speed. Researchers have captured the way they attack on video.
April 5, 2012 In the first hour of Talk of the Nation, the effectiveness of bariatric surgery in treating diabetes, and an update on the political crisis in Mali. In the second hour, bicyclists' behavior, and extreme weather and climate change.