• Science & Medicine
Our podcast offers irreverent stories and introduces intriguing personalities from the world of science. For more content from the producers of NOVA scienceNOW -- and to watch our broadcast series online -- visit us at

(Repeat) NOVA Minute: How to Speak Walrus

Marine biologist Colleen Reichmuth says that few mammals can match the vocal talents of the walrus.

Produced by David Levin. Original interview by Doug Hamilton.

Learn more at

NOVA is produced by WGBH in Boston. Funding for NOVA is provided by David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, the Lockheed Martin Corporation, and PBS viewers.