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Climate Change: The Role Of Oceanic Carbon Reservoir Over Glacial Cycles

... China Sea in 1999, three long-term cycles (~500 kyr) in Pleistocene carbon isotope (δ13C) sequence have been found and ... are best represented by oceanic δ13C. Before the Pleistocene, the oceanic δ13C sequences display a 400-kyr signal related ...

Article - News Staff - Apr 14 2014 - 9:55am - 0 attachments

Ice Age Leafcutter Bee Fossils At La Brea Tar Pits

... that occurred at a lower elevation during the Late Pleistocene. The identification of nest cell leaf fragments, which were ... for Understanding the Paleoenvironment of the Late Pleistocene. PLoS ONE 9(4): e94724. doi:10.1371/journal.pone.0094724 . ...

Article - News Staff - Apr 10 2014 - 2:30am - 0 attachments

Prehistoric Poop Reveals Early Holocene Bighorn Sheep On Tiburon Island

... connected Tiburón to the mainland, most likely during the Pleistocene. They were likely eliminated within in the last ~1500 years, ...

Article - News Staff - Mar 19 2014 - 8:46pm - 0 attachments

Dene–Yeniseian Linguistic Phylogeny Suggests Humans Went Back To Asia From Beringia

... of Asia and North America shows the approximate terminal Pleistocene shoreline. The center of geographic distribution of Yeniseian and ...

Article - News Staff - Mar 12 2014 - 5:23pm - 0 attachments

Frequent Flyers, Bottle Gourds Crossed The Ocean Many Times

... have simply floated across the Atlantic during the Late Pleistocene. They suggest that large mammals like the mammoth helped ...

Article - News Staff - Feb 27 2014 - 7:01pm - 0 attachments

Dating Is Refined For The Atapuerca Site Where Homo Antecessor Appeared

... thousands of fossils and artifacts and has become a Pleistocene landmark in studies on early human settlement outside the African ...

Article - News Staff - Feb 16 2014 - 1:25am - 0 attachments

Clovis Boy Genome Reveals That 80 Percent Of American Natives Are Direct Descendants

... Rasmus Nielsen& Eske Willerslev, 'The genome of a Late Pleistocene human from a Clovis burial site in western Montana', Nature ...

Article - News Staff - Feb 12 2014 - 9:57pm - 0 attachments

Ectobius Cockroach To Retake North America Again After 49 Million Years?

... in the New World and became extinct during the late Pleistocene ecological crisis. Horses, attached to human habitation, were ...

Article - News Staff - Jan 6 2014 - 4:42pm - 0 attachments

Dogs Are Nicer Wolves - And Likely Started Originating In Europe 18,000 Years Ago

... from a wolf similar to these ancient wolves in the late Pleistocene of Europe." In research published in the journal nature in ...

Article - News Staff - Nov 14 2013 - 10:42pm - 0 attachments

Modeling Our Climate Past: Oldest Ice Core Could Be 1.5 Million Years

... some 1.2 million years to 900,000 years ago. "The Mid Pleistocene Transition is a most important and enigmatic time interval in the ...

Article - News Staff - Nov 5 2013 - 11:25am - 0 attachments