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King crabs poised to invade Antarctic waters
Marine scientist Rich Aronson says that our warming climate will allow king crabs to invade shallow Antarctic waters, where they'll eat vast numbers of soft-shelled creatures. "The world will be a less rich place as this happens," he said.
October 22, 2008
Right whales get some protection from ships
The U.S. government has issued a new rule aimed at preventing ships from striking North Atlantic right whales along the...
October 20, 2008
DNA in plant and animals – what’s the difference?
In the center of every plant cell, from algae to orchids - and in the center of every animal cell, from jellyfish to you and me - there's a copy of the organism's DNA.
October 13, 2008
Many mammals threatened by extinction
A new comprehensive study of the world’s 5,487 known mammal species indicates that extinction threatens 25 percent of land mammals...
October 10, 2008
Global warming may change ocean biology
Global warming could push ocean life in new directions, warns Jorge Sarmiento of Princeton University. Hear about Sarmiento's research on how small temperature changes could have a big impact on ocean biology.
October 4, 2008
What ice sheets reveal about climate
NASA glaciologist Robert Bindschadler talks about what Earth's ice sheets can reveal about climate, past and future, in this 8-minute podcast.
October 1, 2008
Forest managers grapple with rapid change
Sally Collins of the U.S. Forest Service says that plans to manage American forests sometimes have to change fast. Hear Collins talk about forest fires, climate change, and other issues facing today's forests.
September 29, 2008
A U.S. forest overview for the early 21st century
Forests can't be left alone to take care of themselves, says Sally Collins of the U.S. Forest Service.
September 16, 2008
US forests face threat from development
America is losing 6,000 acres of open land - much of it forests - to development each day, says Sally Collins of the U.S. Forest Service.
September 15, 2008
Clouds and Earth’s energy balance
NASA's Bruce Wielicki talks about how clouds affect the energy Earth receives, keeps, and emits back to space - what scientists call Earth's energy balance - in this 8-minute EarthSky podcast
September 10, 2008
