Sentences with phrase «from ancient bones»

Genetic studies such as this one may help anthropologists understand those migrations — and their timing — even better by giving them a genetic «clock» to use when studying today's humans, or potentially DNA extracted from ancient bones.

Extracting genetic material from these ancient bones is a meticulous practice.

«I approached Svante Pääbo because his lab is the best in the world at DNA extraction from ancient bones.

New techniques (some developed in the last two to three years) for analyzing fragile DNA from ancient bones offer genetic snapshots of domestication as it played out long ago.

Not exact matches

In eight years, from 17 ancient wrecks, McKee has brought up 40 tons: a 17 - foot, 2 1/2 - ton anchor; 18 cannons; over 400 cannonballs; flintlocks, pistols and swords; gold doubloons; silver pieces - of - eight; wine - jug, rum - bottle and china - plate fragments; tackle blocks; pewter plates and cups; belt and shoe buckles and worn boot heels; cutlery, inkwells, figurines and religious medals; copper and silver ingots; a ton of lead; gold rings, earrings and brooches; human teeth, beef bones and elephant tusks.

Of course, Ken Morgan has history in his bone - marrow: if science permitted it, I'm certain that there would be proof that he is directly descended from the cyfarddwyddiaid, the Bardic storytellers of ancient Wales with Y Tri Chof — the three memories — knowledge of languages, genealogies, and (crucially) history that were the tools of their trade.

They scrambled to outdo one another by publishing DNA sequences that were ever more ancient, with one fantastically claiming to have sequenced 80 - million - year - old DNA from dinosaur bones.

We've been excavating a site on the beach about 10 meters from the high tide line for about 10 years, finding stone tools and ancient mammal bones and teeth.

Mark Collard from Simon Fraser University in British Columbia, Canada, and his colleagues studied carbon - 14 dates for ancient bones, wood and cereal grains from locations across Great Britain.

A 400,000 - year - old genome from ancient human bone could herald a missing link species — taking us closer than ever to our common ancestor with Neanderthals

Deep in a sinkhole, buried in a pile of sand and mastodon dung, was a small, ancient knife used for hunting and cutting carcass meat from the bone.

Archaeologists have found clever ways to uncover ancient humans» impact on today's jungles, from ancient collagen in bones to laser scanning by aircraft.

Orlando's group examined DNA from the bones of 15 Iron Age stallions from the ancient Scythian civilization: Two stallions were from a 2,700 - year - old grave site in Russia and 13 were sacrificed in a burial ritual about 2,300 years ago in Kazakhstan.

Johannes Krause and Svante Pääbo of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, zeroed in on mitochondrial DNA (which is passed down intact from a woman to her children) preserved in the ancient bone.

It had been a different story at RAS's zoological museum a few days earlier, where she wasn't allowed to sample the bones she had come for because they were already covered with drill marks from other researchers who, like her, hoped to mine the relatively small number of ancient polar bear samples to reveal their evolutionary history.

On a trip to collect DNA samples from ancient horse bones in Mongolia, Orlando got a whole new perspective on domestication.

Veeramah is quick to point out Larson's analysis hinged largely on the genome of one ancient pooch, extracted from a 5,000 - year - old fossilized ear bone preserved at a Neolithic site in Ireland called Newgrange.

Along with more than 100 other fossils representing nearly 40 other Ardipithecus individuals, Ardi was discovered in the scorched landscape of Ethiopia's Afar Rift, a place where torrential rains regularly wash up traces of ancient stone and bone from different eras.

That's the conclusion from an analysis of the fragmentary remains of an ancient leg bone unearthed on Canada's Ellesmere Island, which lies just west of northern Greenland.

Because ancient DNA is almost always badly damaged, its signal is easily swamped by even a speck of more modern contaminants — anything from bacteria that invaded the bone after death to the roast beef sandwich residue on a researcher's hands.

DNA extracted from the bone belongs to a mysterious ancient hominin that last shared an ancestor with our species and Neanderthals about a million years ago.

Excavated by a team of researchers led by D'Andrea of Simon Fraser, the bones analyzed for this study were recovered from the kitchen and living floors of an ancient farming community known as Mezber.

Analysis of short DNA fragments from a pair of samples collected in India and Bhutan matched that of an ancient polar bear bone.

One of the ancient canids Germonpré and her team have studied, from Predmostí in the Czech Republic, was laid to rest with a bone in its mouth.

The short snout and wide braincase of a canid skull (top) found in Belgium's Goyet Cave, in comparison with two ancient wolves found in nearby caves (middle, bottom), led scientists to claim the Goyet bones are from a 36,000 - year - old dog.

DNA in this ancient Irish dog's temporal bone is distinct from modern dogs and wolves.

Ancient bones from many animals lying in a big jumble are more easily put in context than you might think.

Indeed, in a 2009 analysis of DNA from the bones of nearly 90 ancient horses dated from about 12,000 to 1000 years ago, researchers found genetic evidence for bay and black coat colors but no sign of the spotted variety, suggesting that the spotted horse could have been the figment of some artist's imagination.

Previous attempts to get DNA from parchment did not work well, but by using modern sequencing techniques, researchers can now get abundant livestock DNA from parchment, such as the 16th century deed from Lancashire, U.K., shown above, the team reports online today in the Philosophical Transactions of the Royal Society B. Not only is parchment plentiful, but as a legal document, it also has been carefully stored and often dated, making it a more readily available source of ancient DNA than bones.

We had information about ancient Chinese beer brewing from inscriptions on what are known as oracle bones — pieces of bone or shell used to try to tell the future.

«For example, when the skull has been shattered, because I am used to putting ancient bones together, I can use what I have learned from ancient materials.

Evolutionary biologist David Lambert of Griffith University in Australia and his team analyzed DNA samples taken from ancient tuatara bones and from living specimens.

Now, a study uses a new method that relies on ancient proteins to identify and directly date Neandertal bone fragments from Grotte du Renne and finds that the connection between the archaic humans and the artifacts is real.

Her job in the ancient cemetery is to rebuild each skeleton from the disordered bones and fragments (there are no less than 206 bones in the human body).

After extracting tiny amounts of ancient DNA from the mummies» bones, the researchers amplified 16 short tandem repeats (short sequences in the DNA that create a genetic fingerprint) and eight polymorphic microsatellites (hereditary molecular markers) to testable quantities using techniques commonly employed in criminal or paternity investigations.

Oldest human genome dug up in Spain's pit of bones A 400,000 - year - old genome from ancient human bone could herald a missing - link species — taking us closer than ever to our common ancestor with Neanderthals.

Scientists once could reconstruct humanity's distant past only from the mute testimony of ancient settlements, bones, and artifacts.

One established center of turkey domestication was central Mexico, where the bones of Meleagris gallopavo — ancestors of the turkeys we eat today — have been found from as early as about 800 B.C.E. alongside ancient turkey pens and fossilized poop containing traces of corn, suggesting the birds were kept and fed.

A farm in Ohio has yielded what may the leftovers of an ancient meal: bones from a mastodon that prehistoric people killed and ate.

Ancient DNA extracted from fossil bones and museum specimens has shed new light on the mysterious loss of the Tasmanian tiger (thylacine) from Australia's mainland.

Turtles are the only beasts in the animal kingdom that don hard outer shells formed from bone during embryonic development, and a scarcity of ancient turtle fossils has made it difficult to track the evolution of this unique trait.

The bone — part of an upper left rib from an adult male Neandertal — was originally unearthed between 1899 and 1905 during the excavation of Krapina, a cave in northern Croatia which has yielded hundreds of ancient human remains.

It was only then that they realized what they had: a 35,000 - year - old bone from an ancient Taimyr wolf.

So the discovery of eight ancient bones from another foot is «a really important step in our evolution of the human gait,» says paleoanthropologist Brian Richmond of George Washington University in Washington, D.C., who is not a co-author.

Or at least, their lineage did, according to Spanish paleoanthropologists who analyzed 17 ancient skulls from a deep bone pit in the Atapuerca Mountains of northern Spain.

Meanwhile, scientists who study the evolution of walking have had to make do with only a few glimpses of ancient feet from this time because the foot's delicate bones are rarely preserved.

Now, using ancient DNA from the bones of the man and 13 others buried alongside him, scientists have come to a surprising conclusion — elite status passed down the maternal line, from mothers to their sons and daughters.

Now, DNA from an ancient femur bone has revealed that humans and Neandertals were mating and mixing about 52,000 to 58,000 years ago — a much smaller window than the previous best estimate.

DOGS» EARLY DAYS This year, scientists analyzed the DNA from this 35,000 - year - old piece of rib bone from an ancient wolf.

Lawrence Barnes of the Natural History Museum of Los Angeles and his colleagues found in Washington State the bones of an as yet unnamed ancient baleen whale from the so - called Late Oligocene epoch.