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Apr 26 2011 - 5:02pm
On April 20, 2010, the Deepwater Horizon oil rig exploded, opening up a well that pumped nearly 5 million barrels of oil into the ocean. It was the largest spill in U.S. history. In this presentation given at the Smithsonian's National Museum of Natural History on April 19, 2011, experts discuss...
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Sep 10 2010 - 3:03pm
Each month, the Naked Oceans podcast invites a leading marine researcher to pick the "critter of the month" by asking: if you were a marine organism, which one would you be? This month, Dr. Nancy Knowlton, the Sant Chair for Marine Science at NMNH makes her pick: the Caribbean boulder star coral (...
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Oct 23 2012 - 11:54am
A coral reef near Bocas del Toro, Panama recovers from a mass bleaching event that occurred in the summer of 2010. The tops contain some bleaching, but the sides look healthy. Smithsonian marine biologist Dr.
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Oct 3 2012 - 1:57pm
In the past 30 years, the Great Barrier Reef -- Australia's iconic natural wonder -- has lost half of its coral to a combination of forces. Dr. Nancy Knowlton, Sant Chair of Marine Science at the Smithsonian Natural Museum of Natural History and Editor-in-Chief of the Ocean Portal, went on PBS...
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Mar 28 2011 - 2:47pm
Recorded Feb. 15, 2011, this video from the Third Student Summit on the Ocean and Coasts includes a tribal song written and sung by Suquamish Tribal member Bearon Old Coyote; a welcome to the Smithsonian's National Museum of Natural History by Director Dr. Cristian Samper; a lecture about the "...
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Sep 12 2010 - 4:30pm
"Devoted Dads" spread from Citizens of the Sea by Nancy Knowlton.
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Dec 15 2009 - 12:19pm
Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of all marine species and provide billions of dollars in products and services to humans each year. But they are also vulnerable to human activities – both direct disturbances and small, indirect effects that build up over...
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Jan 26 2010 - 11:45am
Dr. Nancy Knowlton holds the Sant Chair in Marine Science at the Smithsonian’s National Museum of Natural History.
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Nov 6 2012 - 10:38am
Killer whales (Orcinus orca) have something in common with humans: early menopause. Read Smithsonian marine scientist Nancy Knowlton's blog post to find out more.
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Oct 20 2010 - 7:59am
Welcome to Citizens of the Sea, a new blog series where ocean life comes to life. Our book by the same name came out in September, but no sooner had it gone off to the printer than new ocean stories started streaming in. So every other week, we’ll use this series to explore some interesting aspect...
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Sep 12 2010 - 1:39pm
The cover of Dr. Nancy Knowlton's new book, Citizens of the Sea, published in partnership with the National Geographic Society and the Census of Marine Life. With dazzling photographs and reader-friendly text, the book addresses such topics as the homes, movements, mating, social dynamics, and...
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Sep 12 2010 - 3:38pm
"Open Wide" spread from Citizens of the Sea by Nancy Knowlton.
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May 6 2011 - 3:07pm
In honor of Mother's Day, the Citizens of the Sea blog salutes ocean-going mothers everywhere. Especially a 60 year-old albatross named Wisdom. She holds the seabird records for both oldest bird and oldest new mother. No stranger to motherhood, it is estimated that she has already birthed 30-35...
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Sep 12 2010 - 4:42pm
"Hostile Takeovers" spread from Citizens of the Sea by Nancy Knowlton.
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Jul 12 2010 - 11:25am
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