Tag: "paleontologist" at biology news

New predatory dog-sized dinosaur unearthed on Madagascar

...the journal Nature by a team of researchers led by paleontologist Scott Sampson of the University of Utah. Matthew Carrano and Catherine Forster from the State University of New York at Stony Brook co-authored the paper. These fossils, which date to the Late Cretaceous period (about 65-70 million years ag...

A bizarre new predatory dinosaur unearthed on Madagascar

...the journal Nature by a team of researchers led by paleontologist Dr. Scott D. Sampson of the University of Utah. Additional authors on the paper are Dr. Matthew T. Carrano and Dr. Catherine A. Forster, both from the State University of New York at Stony Brook. These fossils, which date to the Late Cretaceous peri...

Penn paleontologists locate a new genus of colossal dinosaur along an ancient coastline

...n Africa," said Thomas R. Holtz, Jr., a vertebrate paleontologist at the University of Maryland not involved with the Penn team. "Of obvious significance is the discovery of a truly gigantic sauropod dinosaur, closely related to but apparently distinct from the largest currently described dinosaur, Argentinosaurus...

Cosmos Studios, MPH Entertainment and the A&E Network announce capture of major scientific discovery on film

...remote western desert of Egypt in search of German paleontologist Ernst Stromers (1870-1952) fabled lost dinosaurs. ...ed in recovering the lost dinosaur sites of German paleontologist Ernst Stromer, who discovered four new species of dinosaurs in Egypt during expeditions from 1910-19...

Earliest human ancestors discovered in Ethiopia

...nids, arose in Africa. Yohannes Haile-Selaissie, a paleontologist at the University of California at Berkeley, made the recent fossil discoveries from these earliest creatures. Working under lead researcher and Berkeley colleague Tim D. White, Haile-Selaissie found a jawbone and teeth in December, 1997. More fossi...

New study puts dinosaur noses in their place

...mpact is more than skin deep, said Ohio University paleontologist and study author Lawrence Witmer. "The public has always been interested in dinosaurs because they're so huge. Scientists have been interested because dinosaurs really seem to stretch the bounds of physiological form," said Witmer, an associate prof...

Dinosaurs' large noses may have been key to physiological processes

...r appearances and physiology. Detective work by a paleontologist at Ohio University now indicates that the creatures' fleshy nasal passages were larger than had been thought, which could lead to more-realistic depictions and greater understanding of their respiratory functions. In the August 3 issue of the journal...

Society for Vertebrate Paleontology to hold annual meeting in Montana in October

...ntana dinosaur sites and the popularity of Bozeman paleontologist Jack Horner. "This is going to be a very busy meeting," said Pat Leiggi, administrative director of paleontology at the museum and chair of the host committee. Presentations are scheduled every 15 minutes from 8 a.m. on Oct. 3 until 5:30 p.m. on O...

Blame North America megafauna extinction on climate change, not human ancestors

...same time, new data developed by Russell Graham, a paleontologist with the Denver Museum, shows that small mammals such as shrews and voles were moving about the landscape and becoming locally extinct. And there were the extinctions of some 35 genera of large North American mammals, including horses, camels, bears,...

Inherent speed limit governs how quickly life bounces back after extinction, UC Berkeley research shows

...database created by the late University of Chicago paleontologist Jack Sepkoski, who catalogued the genera and families of fossil marine animals over the past 530 million years, from the Cambrian to the present. Using a technique called spectral analysis, Kirchner has looked for patterns in the rates at which new o...

Evolutionary 'speed limit' governs how quickly life bounces back after extinction

... database created by thelate University of Chicago paleontologist Jack Sepkoski, whocatalogued the genera and families of fossil marine animals overthe past 530 million years, from the Cambrian to the present.Using a technique called spectral analysis, Kirchner has lookedfor patterns in the rates at which new organ...

New species clarifies bird-dinosaur link

Field Museum paleontologist helps analyze fossil CHICAGO The discovery and ...is named after Dr. Meeman Chang, a leading Chinese paleontologist who spent more than a year time studying fossil fishes at The Field Museum on different occasions, m...

New dinosaur related to Triceratops

Field Museum paleontologist helps analyze fossils CHICAGO - Two fossils of a newly discovered dinosaur - an early, distant cousin of the Triceratops - have been discovered in China, according to research that will be published in Nature March, 21, 2002. But rather than we...

New process by Temple grad student can place loose fossils back into the strata or determine fakes

...st son on a dig in Utah a few years ago. When the paleontologist at the site found out I had a degree in chemistry, he suggested I pursue geochemistry, since theres a shortage of geochemists working in paleontology, she says. She returned to Temple in January 2001 to major in geology, and while working on her the...

Human ancestor Australopithecus did indeed walk upright

...d walk upright like people do. William Sanders, a paleontologist at the University of Michigan, has found that Australopithecus shared many, but not all, of the anatomical features that enable humans to walk upright. He will present his findings April 3 at the Geological Society of America's North-Central Section ...

Researchers discover clues to whale evolution

...ntists, including Hans Thewissen, an anatomist and paleontologist at the Northeastern Ohio Universities College of Medicine (NEOUCOM), has discovered that the inner ear of whales evolved much more quickly than expected, allowing the animals to become fully aquatic early in their evolution. The teams research, fund...

Finding life away from Earth will be tough task, says noted paleontologist

...g to find life somewhere else, said Roger Buick, a paleontologist who became the first faculty member hired specifically for the University of Washington's pioneering graduate program in astrobiology. He also is an associate professor of earth and space sciences. "The earliest organisms were presumably very simple,...

'The end of the world' has already begun, UW scientists say

...e Life and Death of Planet Earth," Brownlee and UW paleontologist Peter Ward use current scientific understanding of planets and stars, as well as the parameters of life, to provide a glimpse of the second half of life on Earth and what comes after. The book, a sort of biography of our planet, is being published to...

Researcher identifies North American hotspots for fish conservation

...ate the hotspots. Using a grid system developed by paleontologist George Gaylord Simpson, he divided Canada, the United States and Mexico into 350 equal-sized squares (quadrats), each 150 miles on a side, and assembled a database on the presence or absence of about 1,080 fish species in the quadrats. "The highest-...

Bones from French cave show Neanderthals, Cro-Magnon hunted same prey

...early 50-year-old theory first proposed by Finnish paleontologist Bjrn Kurtn that modern humans played a role in the...son and his colleague, Francoise Delpech, a French paleontologist at the Institut de Prehistoire et de Geologie du Quanternaire at the University of Bordeaux, examine...

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