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Geotimes
November 2005
Megan Sever |
Neanderthal Neighbors New research on Neanderthal and human artifacts excavated from a French cave is indicating that the two groups lived here in successive generations, supporting the idea that Neanderthals and humans coexisted   |
Geotimes
September 2004
Megan Sever |
A Mistaken Link in Human History Reevaluating old dates of sites is quite valuable and is an exciting trend in paleoanthropology right now. |
Geotimes
February 2007
Katherine Unger |
Climate to Blame in Cultural Collapses The Anasazi people in the Four Corners region of the American Southwest disappeared suddenly, possibly due to climate change that made food and water sources scarce. Researchers are now linking several past periods of climate change with failed civilizations. |
Geotimes
November 2003
Sara Pratt |
Stuck between a rock and a cold place A stalagmite mined from an island cave in the Indian Ocean suggests that the ages currently assigned to the gold standard of ancient climate records -- the Greenland ice cores -- need revision for the period between 55,000 and 42,000 years ago. |
Geotimes
November 2006
Kathryn Hansen |
Neanderthal DNA Unraveled Probing fossil DNA for the genetic information of a long-extinct species might sound like a feat fit for Hollywood. For two research teams, however, the stunt is starting to become reality, as they have begun to unravel the genetic code of Neanderthals. |
Geotimes
June 2006
Erika Engelhaupt |
Warming Opened Americas to Humans About 18,000 years ago the comparatively luxuriant Americas beckoned to hunter-gatherers in eastern Asia by way of present-day Alaska, with warmer climes and plenty of fish and game, say geoarchaeologists. |
Geotimes
March 2007
Megan Sever |
Out of Africa and into Russia Researchers excavating at a well-known archaeological site in Russia have found evidence of the earliest-known modern humans in Europe, pushing back the dates of when modern humans arrived in Europe. |
Geotimes
May 2003
Greg Peterson |
A new trigger for Ice Age retreat About 14,600 years ago, a huge pulse of freshwater drained from continental ice sheets into the world's oceans. Now scientists have a new theory for where it came from. |
Geotimes
December 2004
Naomi Lubick |
New Dates for Old Deer Bones Improved radiocarbon dating has shown that several creatures previously thought to have died out around 10,000 to 11,000 years ago actually were around much longer. |
IEEE Spectrum
July 2010
Prachi Patel |
Computing the Neanderthal Genome New software helped decode the DNA of our stone-age cousins |
Chemistry World
July 16, 2009
James Urquhart |
New DNA technique sheds light on ancient populations A new sequencing technique that is cheaper and less wasteful has been used to decode and analyse the mitochondrial genomes of five Neanderthal individuals. |
Geotimes
March 2005
Laura Stafford |
New Neanderthal Knowledge Recent studies are making links -- both genetic and morphologic -- between Neanderthals and modern people, thus helping to put together the pieces of the human evolution puzzle. |
Wired
July 2006
Annalee Newitz |
Code of the Caveman A new DNA mapping technique may solve an ancient mystery: Do modern humans carry Neanderthal genes? |
Geotimes
May 2003
Greg Peterson |
Mayan drought Geological studies of sediment show that from 750 to 950 A.D., a time when the Classic Maya civilization collapsed, the Cariaco Basin region suffered a century-long dry period, punctuated by four major droughts, adding strain to the disintegrating empire. |
