News tagged with jurassic era
High-tech imaging of inner ear sheds light on hearing, behavior of oldest fossil bird
Other Sciences / Archaeology & Fossils
Jan 14, 2009 |
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The earliest known bird, the magpie-sized Archaeopteryx, had a similar hearing range to the modern emu, which suggests that the 145 million-year-old creature — despite its reptilian teeth and long tail — was ...
Search results for jurassic era
Earth's early ocean cooled more than a billion years earlier than thought (w/ Video)
Space & Earth / Earth Sciences
13 hours ago |
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(PhysOrg.com) -- The scalding-hot sea that supposedly covered the early Earth may in fact never have existed, according to a new study by Stanford University researchers who analyzed isotope ratios in 3.4 ...
Scientists: New dinosaur species found in SAfrica
Other Sciences / Archaeology & Fossils
18 hours ago |
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(AP) -- Scientists say they've discovered a new dinosaur species in South Africa that may help explain how the creatures evolved into the largest animals on land.
Warm-blooded dinosaurs worked up a sweat
22 hours ago |
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(PhysOrg.com) -- Were dinosaurs endothermic (warm-blooded) like present-day mammals and birds or ectothermic (cold-blooded) like present-day lizards? The implications of this simple-sounding question go beyond ...
Central Africa's tropical Congo Basin was arid, treeless in Late Jurassic
Space & Earth / Earth Sciences
Nov 10, 2009 |
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The Congo Basin -- with its massive, lush tropical rain forest -- was far different 150 million to 200 million years ago. At that time Africa and South America were part of the single continent Gondwana. The Congo Basin was ...
Age-specific evaluation of HPV DNA testing vs. cytology screening
Nov 10, 2009 |
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Human papillomavirus (HPV) DNA testing with cytology triage is more sensitive than conventional cytology screening for detecting cervical lesions, according to a new study published online November 9 in the Journal of th ...
New imagining technique could lead to better antibiotics and cancer drugs
Nov 09, 2009 |
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A recently devised method of imaging the chemical communication and warfare between microorganisms could lead to new antibiotics, antifungal, antiviral and anti-cancer drugs, said a Texas AgriLife Research scientist.
Bluebeat to battle EMI over Beatles songs
Nov 07, 2009 |
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US online music service Bluebeat said it plans to fight British recording label EMI over rights to stream and sell versions of Beatles songs.
Higher carotid arterial stenting rates associated with poorer clinical outcomes
Nov 07, 2009 |
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Among eligible Medicare beneficiaries, increased use of carotid arterial stenting (CAS) procedures to treat carotid stenosis--the narrowing of the carotid artery--is associated with higher rates of mortality and adverse clinical ...
'Dropouts' pinpoint earliest galaxies
Nov 06, 2009 |
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Astronomers, conducting the broadest survey to date of galaxies from about 800 million years after the Big Bang, have found 22 early galaxies and confirmed the age of one by its characteristic hydrogen signature ...
In a Galaxy Far, Far Away...
Nov 06, 2009 |
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(PhysOrg.com) -- Astronomers have published the discovery of the farthest known object in the cosmos: a star that exploded when the universe was only 630 million years old -- only 4.6% of its current age. ...
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