News tagged with dna evidence

Fossil finger bone yields genome of a previously unknown human relative (w/ Video)

(PhysOrg.com) -- A 30,000-year-old finger bone found in a cave in southern Siberia came from a young girl who was neither an early modern human nor a Neanderthal, but belonged to a previously unknown group ...

Other Sciences / Archaeology & Fossils

created Dec 22, 2010 | popularity 4.7 / 5 (31) | comments 42 | with audio podcast

Ancient woman suggests diverse migration

A scientific reconstruction of one of the oldest sets of human remains found in the Americas appears to support theories that the first people who came to the hemisphere migrated from a broader area than once ...

Other Sciences / Archaeology & Fossils

created Jul 23, 2010 | popularity 4.8 / 5 (25) | comments 8

Genetic analysis finds that modern humans evolved from southern Africa's Bushmen

A team of Stanford University scientists, using the largest-ever genetic analysis of remote tribal people, have determined that the human family tree is rooted in one of the world's most marginal and primitive people - the ...

Biology / Evolution

created Mar 09, 2011 | popularity 4.5 / 5 (24) | comments 16

Ancient penguin DNA raises doubts about accuracy of genetic dating techniques

Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic aging measurements, and suggest those approaches have been ...

Biology / Evolution

created Nov 10, 2009 | popularity 4.7 / 5 (23) | comments 16

Dog skull dates back 33,000 years

If you think a Chihuahua doesn't have much in common with a Rottweiler, you might be on to something.

Other Sciences / Archaeology & Fossils

created Jan 23, 2012 | popularity 4.7 / 5 (15) | comments 3 | with audio podcast

Aboriginal Australians were the first explorers: Genome study rewrites the history books

An international team of researchers has for the first time sequenced the genome of a man who was an Aboriginal Australian. They have shown that modern day Aboriginal Australians are the direct descendents ...

Biology / Biotechnology

created Sep 22, 2011 | popularity 4.9 / 5 (11) | comments 0 | with audio podcast

DNA testing on 2,000-year-old bones in Italy reveal East Asian ancestry

Researchers excavating an ancient Roman cemetery made a surprising discovery when they extracted ancient mitochondrial DNA (mtDNA) from one of the skeletons buried at the site: the 2,000-year-old bones revealed a maternal ...

Other Sciences / Archaeology & Fossils

created Feb 01, 2010 | popularity 4.5 / 5 (11) | comments 0 | with audio podcast

DNA evidence tells 'global story' of human history

In recent years, DNA evidence has added important new tools for scientists studying the human past. Now, a collection of reviews published by Cell Press in a special issue of Current Biology published online on February 22nd o ...

Biology / Evolution

created Feb 22, 2010 | popularity 4.5 / 5 (10) | comments 5 | with audio podcast

New 'molecular clock' aids dating of human migration history

Researchers at the University of Leeds have devised a more accurate method of dating ancient human migration - even when no corroborating archaeological evidence exists.

Biology / Cell & Microbiology

created Jun 04, 2009 | popularity 4.3 / 5 (9) | comments 0

Australia discovered by the 'Southern Route'

Genetic research indicates that Australian Aborigines initially arrived via south Asia. Researchers writing in the open access journal BMC Evolutionary Biology have found telltale mutations in modern-day Indian populations that a ...

Biology / Evolution

created Jul 21, 2009 | popularity 3.8 / 5 (9) | comments 1

Study examines why innocent suspects confess to a crime

Why would anyone falsely confess to a crime they didn't commit? It seems illogical, but according to The Innocence Project, there have been 266 post-conviction DNA exonerations since 1989 -- 25 percent of whic ...

Medicine & Health / Psychology & Psychiatry

created Feb 17, 2011 | popularity 4.9 / 5 (7) | comments 6

lobSTR algorithm rolls DNA fingerprinting into 21st century

As any crime show buff can tell you, DNA evidence identifies a victim's remains, fingers the guilty, and sets the innocent free. But in reality, the processing of forensic DNA evidence takes much longer than a 60-minute primetime ...

Biology / Biotechnology

created Apr 27, 2012 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast

Israeli scientists find way to combat forged DNA

Israeli scientists have developed new technology to fight biological identity theft after realising that DNA evidence found at crime scenes can be easily falsified.

Biology / Biotechnology

created Aug 20, 2009 | popularity 5 / 5 (6) | comments 2

Japanese language traced to Korean Peninsula: study

Japan's many dialects originate in a migration of farmers from the Korean Peninsula some 2,200 years ago, a groundbreaking study borrowing the tools of evolutionary genetics reported Wednesday.

Other Sciences / Social Sciences

created May 04, 2011 | popularity 5 / 5 (6) | comments 0

New genetic study helps to solve Darwin's mystery about the ancient evolution of flowering plants

(PhysOrg.com) -- The evolution and diversification of the more than 300,000 living species of flowering plants may have been "jump started" much earlier than previously calculated, a new study indicates. According ...

Biology / Evolution

created Apr 10, 2011 | popularity 4.7 / 5 (6) | comments 2 | with audio podcast