Joe Palca

Joe Palca is a science correspondent for NPR. Since joining NPR in 1992, Palca has covered a range of science topics — everything from biomedical research to astronomy. He is currently focused on the eponymous series, "Joe's Big Idea." Stories in the series explore the minds and motivations of scientists and inventors.

Palca began his journalism career in television in 1982, working as a health producer for the CBS affiliate in Washington, DC. In 1986, he left television for a seven-year stint as a print journalist, first as the Washington news editor for Nature, and then as a senior correspondent forScience Magazine.

In October 2009, Palca took a six-month leave from NPR to become science writer in residence at the Huntington Library and The Huntington Library, Art Collections, and Botanical Gardens.

Palca has won numerous awards, including the National Academies Communications Award, the Science-in-Society Award of the National Association of Science Writers, the American Chemical Society James T. Grady-James H. Stack Award for Interpreting Chemistry for the Public, the American Association for the Advancement of Science Journalism Prize, and the Victor Cohn Prize for Excellence in Medical Writing.

With Flora Lichtman, Palca is the co-author of Annoying: The Science of What Bugs Us (Wiley, 2011).

He comes to journalism from a science background, having received a Ph.D. in psychology from the University of California at Santa Cruz where he worked on human sleep physiology.

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Science
4:00 pm
Thu March 19, 2015

Fossil Collection Calls Berkeley's Clock Tower Home

Originally published on Thu March 19, 2015 7:19 pm

Copyright 2015 NPR. To see more, visit http://www.npr.org/.

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Your Health
4:34 am
Mon March 9, 2015

Speeding Up Yeast's Evolution And What It Says About Cancer

Originally published on Mon March 16, 2015 9:10 am

Copyright 2015 NPR. To see more, visit http://www.npr.org/.

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Joe's Big Idea
3:00 pm
Mon February 16, 2015

Climate Scientist Tries Arts To Stir Hearts Regarding Earth's Fate

Robert Davies (standing) and the quartet during a performance of "The Crossroads Project." Musicians include (left to right) Robert Waters, Rebecca McFaul, Anne Francis Bayless and Bradley Ottesen.
Andrew McCallister Courtesy of The Crossroads Project

Originally published on Tue February 17, 2015 11:45 am

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Joe's Big Idea
4:49 pm
Fri February 6, 2015

Satellite Set To Stream Daily Images Of Earth From Space

NASA says this "blue marble" image is the most detailed true-color image of the entire Earth to date.
NASA

Originally published on Sat February 7, 2015 1:24 pm

There's something majestic, even awe-inspiring about the sight of planet Earth as a blue disc, hanging in the vastness of space.

The three astronauts aboard Apollo 8 were the first to get that view; if all goes well, later this year everyone will be able to get it on a daily basis over the Internet.

The images will come courtesy of a spacecraft called Deep Space Climate Observatory (DSCOVR). It's a mission with an unusual history.

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Animals
3:41 pm
Mon January 26, 2015

On The Ant Highway, There's Never A Backup

Originally published on Mon January 26, 2015 6:45 pm

A team of Indian physicists has made a mathematical model that purports to explain why ants don't have traffic jams. NPR's Joe Palca explains as part of his series, Joe's Big Idea.

This story originally aired on Morning Edition on January 19, 2015.

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