News tagged with jaw bone
Long lost cousin of T. rex identified by scientists
(PhysOrg.com) -- Scientists have identified a new species of gigantic theropod dinosaur, a close relative of T. rex, from fossil skull and jaw bones discovered in China.
Other Sciences / Archaeology & Fossils
Apr 01, 2011 |
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Why certain fishes went extinct 65 million years ago
Large size and a fast bite spelled doom for bony fishes during the last mass extinction 65 million years ago, according to a new study to be published March 31, 2009, in the Proceedings of the National Ac ...
Mar 26, 2009 |
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Researcher finds missing link between ancient toothed whales and modern baleen whales
(PhysOrg.com) -- Erich Fitzgerald, an Australian paleontologist, believes he has found the missing link between ancient toothed whales that caught and ate fish and modern baleen whales that eat by sucking ...
Aug 18, 2011 |
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What shapes a bone?
Researchers at Johns Hopkins found that use over time and not just genetics informs the structure of jaw bones in human populations. The researchers say these findings may be used to predict the diet of an ancient population, ...
Aug 05, 2011 |
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Long-sought fossil mammal with transitional middle ear found
Paleontologists from the American Museum of Natural History and the Chinese Academy of Sciences announce the discovery of Liaoconodon hui, a complete fossil mammal from the Mesozoic found in China that includ ...
Other Sciences / Archaeology & Fossils
Apr 13, 2011 |
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Experts: Ancient Mexicans crossbred wolf-dogs
(AP) -- Mexican researchers said Wednesday they have identified jaw bones found in the pre-Hispanic ruins of Teotihuacan as those of wolf-dogs that were apparently crossbred as a symbol of the city's warriors.
Other Sciences / Archaeology & Fossils
Dec 16, 2010 |
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Dinosaur-chewing mammals leave behind oldest known tooth marks
Paleontologists have discovered the oldest mammalian tooth marks yet on the bones of ancient animals, including several large dinosaurs. They report their findings in a paper published online June 16 in the ...
Other Sciences / Archaeology & Fossils
Jun 16, 2010 |
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A misplaced dinosaur tooth may have been cannibalism
(PhysOrg.com) -- You don't have to be a paleontologist to suppose that way back when dinosaurs roamed the Earth chances were good meat eaters would dined on one of their own. Short of a time-machine trip back ...
Other Sciences / Archaeology & Fossils
Oct 05, 2009 |
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New species of flying reptile identified on B.C. coast
Persistence paid off for a University of Alberta paleontology researcher, who after months of pondering the origins of a fossilized jaw bone, finally identified it as a new species of pterosaur, a flying reptile that lived ...
Other Sciences / Archaeology & Fossils
Jan 10, 2011 |
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Technique yields potential biological substitute for dental implants
A technique pioneered in the Tissue Engineering and Regenerative Medicine Laboratory of Dr. Jeremy Mao, the Edward V. Zegarelli Professor of Dental Medicine at Columbia University Medical Center, can orchestrate stem cells ...
Medicine & Health / Medical research
May 24, 2010 |
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Facial aging is more than skin deep
Facelifts and other wrinkle-reducing procedures have long been sought by people wanting to ward off the signs of aging, but new research suggests that it takes more than tightening loose skin to restore a youthful look. A ...
Mar 23, 2010 |
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Dracula minnow has teeth, almost
A new species of tiny fish with jaw structures that look like huge teeth has been identified, Natural History Museum scientists report in the Proceedings of the Royal Society journal today.
Mar 11, 2009 |
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Print your own teeth
What if, instead of waiting days or weeks for a cast to be produced and prosthetic dental implants, false teeth and replacement crowns to be made, your dentist could quickly scan your jaw and "print" your new teeth using ...
Jul 14, 2011 |
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X-rays help predict permanent bone damage from bisphosphonates
Breast cancer patients, individuals at risk for osteoporosis and those undergoing certain types of bone cancer therapies often take drugs containing bisphosphonates. These drugs have been found to place people at risk for ...
May 07, 2009 |
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Childhood chicken pox could affect oral health years later
You may recall as a child catching the itchy red rash, chicken pox. The unsightly infection was caused by the varicella zoster virus and was responsible for nearly 4 million cases each year, according to the Centers for Disease ...
Medicine & Health / Diseases, Conditions, Syndromes
Feb 18, 2009 |
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