NOVA scienceNOW

(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 pbs.org/nova 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.

(Repeat) NOVA Minute: Whiz Kid

In this episode, biochemist Erika Ebbel describes how a mentor helped her transform into a scientist when she was 11 years old. Produced by David Levin and Rob Chapman. Original interview by Josh Seftel and Tom Miller. Exclusive funding for "The Secret Life of Scientists & Engineers" provided by the Alfred P. Sloan Foundation. Learn more at pbs.org/nova/secretlife NOVA is produced by WGBH in Boston. Funding for NOVA is provided by David H. Koch, the Howard Hughes Medical Institute, the Corp...

Finding a Fake Van Gogh

NOVA scienceNOW's Dean Irwin discusses what he learned about this new computer technology while producing his story on digital art authentication. Podcast produced by David Levin. Music by Jeff Allen. NOVA is produced by WGBH in Boston. Funding for NOVA scienceNOW is provided by the National Science Foundation, the Howard Hughes Medical Institute, the Alfred P. Sloan Foundation, and PBS Viewers. Funding for NOVA is provided by David H. Koch, the Howard Hughes Medical Institute, the Corporation...

Surprises in Your Genes

In order to develop from an embryo, animals as different as fruit flies and humans call on a nearly identical set of genes. But how does this one common genetic toolkit create so many different species? It turns out that it's not the genes you have-- it's how you use them. Podcast produced by David Levin. Original interviews by John Rubin. 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 Broadcast...

In Defense of Pluto

After Pluto was discovered in 1930, it enjoyed the title of planet for more than 75 years. But in 2006, that all changed. At a meeting in Prague, the International Astronomical Union adopted a new definition for planethood, leaving the solar system with only eight planets. But not everyone agrees with its decision. In this podcast, planetary scientist Alan Stern talks to us about Pluto’s demotion, and why he thinks it should be back on list of planets. Podcast produced by David Levin. NOVA is...