News tagged with archaeological samples

Study finds modern dog breeds genetically disconnected from ancient ancestors

Cross-breeding of dogs over thousands of years has made it extremely difficult to trace the ancient genetic roots of today's pets, according to a new study led by Durham University.

Biology / Plants & Animals

created May 21, 2012 | popularity 4.7 / 5 (7) | comments 1 | with audio podcast

Whale population size, dynamics determined based on ancient DNA

Estimates of whale population size based on genetics versus historical records diverge greatly, making it difficult to fully understand the ecological implications of the large-scale commercial whaling of the 19th and early ...

Biology / Plants & Animals

created May 09, 2012 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Ancient Egyptian cotton unveils secrets of domesticated crop evolution

Scientists studying 1,600-year-old cotton from the banks of the Nile have found what they believe is the first evidence that punctuated evolution has occurred in a major crop group within the relatively short history of plant ...

Biology / Evolution

created Apr 02, 2012 | popularity not rated yet | comments 0 | with audio podcast

Ancient Greek ships traded more than just wine

(PhysOrg.com) -- While many historians have assumed that Greek sailors were using amphorae, or ancient storage containers, to transport and trade wine, new DNA testing is providing evidence that these containers ...

Other Sciences / Archaeology & Fossils

created Oct 17, 2011 | popularity 4 / 5 (10) | comments 1 | with audio podcast report

Continents influenced human migration, spread of technology

How modern-day humans dispersed on the planet and the pace of civilization-changing technologies that accompanied their migrations are enduring mysteries. Scholars believe ancient peoples on Europe and Asia moved primarily ...

Other Sciences / Archaeology & Fossils

created Sep 19, 2011 | popularity 4 / 5 (4) | comments 2 | with audio podcast

Archeologists discover Egyptian mummies styled with fatty hair gel

(PhysOrg.com) -- While it has long been known that the ancient Egyptians prettied up those deemed worthy of mummification, not so clear was what was done for the hair. Now, archeologist s working out of the KNH Centre for ...

Other Sciences / Archaeology & Fossils

created Aug 23, 2011 | popularity 4 / 5 (1) | comments 0 | with audio podcast report

New DNA analysis thousand times more sensitive

(PhysOrg.com) -- An international team of researchers has developed a new DNA technology which makes it possible to perform reliable analyses on DNA quantities that are a thousand times smaller than was previously the case. ...

Biology / Biotechnology

created Jun 17, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

City living helped humans evolve immunity to TB

New research has found that a genetic variant which reduces the chance of contracting diseases such as tuberculosis and leprosy is more prevalent in populations with long histories of urban living.

Biology / Evolution

created Sep 23, 2010 | popularity 3 / 5 (1) | comments 0 | with audio podcast

Obsidian 'trail' provides clues to how humans settled, interacted in Kuril Islands

(PhysOrg.com) -- Archaeologists have used stone tools to answer many questions about human ancestors in both the distant and near past and now they are analyzing the origin of obsidian flakes to better understand ...

Other Sciences / Archaeology & Fossils

created Jun 22, 2009 | popularity 5 / 5 (1) | comments 0