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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
Gut types: Which of the three are you?
Researchers have classified people into categories of bacterial ecosystems. Yes, you read that right. You're an ecosystem. One of three gut types possible.
April 24, 2011
Dietary supplements can give you the illusion of health invulnerability
A new study confirmed that taking dietary supplements increases the frequency of health-risk behaviors such as exercising less and eating poorly.
April 22, 2011
Earth in the year of 7 billion humans with Andrew Revkin
Revkin said about the population on Earth, "A new way of thinking is required. The old messages of 'woe is me' and 'shame on you' are so 20th century."
April 22, 2011
Wim Thomas on energy supply and demand
From Wim Thomas: Energy demand is growing, as emerging economies demand their share. How might global energy supply and demand come to balance in the future?
April 22, 2011
Icy moon zaps Saturn with electron beams
Cassini camera detects unusually strong current looping from the icy moon Enceladus to Saturn, 150,000 miles away.
April 21, 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
