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Dramatic video of when tornado struck St. Louis airport
A video shows St. Louis International Airport on Friday, April 20 as a tornado struck. Record numbers of tornadoes expected in the U.S. midwest and southeast.
April 25, 2011
Erosion threatens valuable Arctic coastlines
Arctic coastlines are retreating due to climate warming and erosion, and these changes are harming ecological and social communities.
April 25, 2011
Gallup survey: Worldwide, blame for climate change falls on humans
Gallup survey shows that Americans are more likely to blame nature for global warming, the exception in a world where most residents blame human activity.
April 25, 2011
Formaldehyde might have helped start life on Earth
According to Dr. George Cody, a substance we usually think of as toxic - formaldehyde - might have helped set the stage for life on Earth.
April 25, 2011
Earthquake clusters likely a coincidence, study suggests
Scientists find that large earthquake clusters do not increase the global seismic hazard for other damaging earthquakes far from the main shock region.
April 24, 2011
Daniel Speiser on chitons with eyes made of rock
Daniel Speiser led a study showing some small mollusks have evolved an unusual way to see the world, through hundreds of tiny eyes across their shells.
April 20, 2011
Sven Lindblad: Global community needs Arctic environment to thrive
Sven Lindblad has forged a legacy of respectful tourism. In 2011, he was part of the Aspen Institute Commission on Arctic Climate Change.
April 20, 2011
Mandy Joye on the Gulf oil spill, one year later
EarthSky spoke to Mandy Joye, a marine expert at the University of Georgia, about the spill’s continuing effects on local waters.
April 20, 2011
Outwitting deadbeat cuckoo finches as parents
Some bird species in Zambia have evolved novel strategies to evict eggs left by parasitic cuckoo finches.
April 19, 2011
A satellite transmitter chronicles a whimbrel’s migrations
A whimbrel's journey is tracked by a satellite transmitter so scientists can track her yearly journeys from the Virgin Islands to northwestern Canada and back.
April 19, 2011
