Mark Puttick and colleagues investigated the rates of evolution of the two key characteristics that preceded flight: body size and forelimb length. In order to fly, hulking meat-eating dinosaurs had to shrink in size and ...
Archaeology
Feb 23, 2014
2
0
The question of whether the Late Jurassic dino-bird Archaeopteryx was an elaborately feathered ground dweller, a glider, or an active flyer has fascinated palaeontologists for decades. Valuable new information obtained with ...
Archaeology
Mar 13, 2018
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413
(PhysOrg.com) -- A new species of bird from the Cretaceous period in China has been identified. It had toothless upper and lower jaws, and provides significant information on the diversification in the evolution of birds ...
A 150-year-old fossil feather mystery has been solved by an international research team including Dr. Michael Pittman from the Department of Earth Sciences, the University of Hong Kong. Dr. Pittman and his colleagues applied ...
Archaeology
Feb 4, 2019
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323
Two hungry young galaxies that collided 11 billion years ago are rapidly forming a massive galaxy about 10 times the size of the Milky Way, according to UC Irvine-led research published Wednesday in the journal Nature.
Astronomy
May 22, 2013
11
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Venerated for 150 years as the forebear of all birds until being relegated two years ago to the common class of winged dinosaurs, the Archaeopteryx was restored to its hallowed branch on the tree of life on Wednesday.
Archaeology
May 29, 2013
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0
(PhysOrg.com) -- A Manchester scientist has put forward a controversial new way of tackling a typically Darwinian chicken and egg question - the evolution of flapping flight in birds.
Evolution
Apr 6, 2009
2
0
Paleontologists at LMU correct a case of misinterpretation: The first fossil "Archaeopteryx" to be discovered is actually a predatory dinosaur belonging to the anchiornithid family, which was previously known only from finds ...
Archaeology
Dec 4, 2017
0
132
(Phys.org) —The findings came from X-ray experiments by a team from The University of Manchester, working with colleagues at the US Department of Energy's (DOE) SLAC National Accelerator Laboratory. The scientists were ...
Archaeology
Jun 11, 2013
0
0
Researchers have found that a 150 million year old "dinobird" fossil, long thought to contain nothing but fossilized bone and rock, has been hiding remnants of the animal's original chemistry. Using the bright X-ray beam ...
Archaeology
May 10, 2010
0
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