Aug 05 2011
Where Humans Learned to Walk
An analysis of fossil soils indicates grasslands dominated East Africa for 7.4 million years.
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Aug 05 2011
Where Humans Learned to Walk
An analysis of fossil soils indicates grasslands dominated East Africa for 7.4 million years.
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Jul 28 2011
Antarctica: A ‘Scary’ Source for Rising Seas
A new study of ocean sediments indicates West Antarctica as well as Greenland must have contributed to oceans that were 15 to 20 feet higher than their current levels.
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Jul 20 2011
Getting the Dirt on Dust
Airborne dust has so many different influences on basic Earth processes large and small that no single science has a clear understanding of it.
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May 27 2011
With Everest Teen Breaks Youngest Seven Summits Record
A teenager from Britain breaks the world record for the youngest to complete the Seven Summits challenge.
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May 24 2011
Contrails Over Buckingham As Ash Continues
A new threshold for flying around volcanic ash plumes will lead to less delays and cancellations during the current Icelandic eruption.
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Mar 29 2011
Rain in U.S. Carrying Traces of Japan Radioactivity
The levels detected are about one-tenth that of natural background radiation, experts estimate.
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Mar 21 2011
Climate Change Frequent 40 Million Years Ago
Paleoclimate scientists have found similar trends in warming, like the current expected trend due to human-induced carbon emissions, that took thousands of years for Earth to recover from.
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Mar 21 2011
Climate Change Frequent 40 Million Years Ago
Paleoclimate scientists have found similar trends in warming, like the current expected trend due to human-induced carbon emissions, that took thousands of years for Earth to recover from.
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Mar 07 2011
Rockies May Have Been Formed by Giant Sucking
A surprising mechanism may have thrust the famous mountain range skywards.
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