News tagged with jurassic era
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Central Africa's tropical Congo Basin was arid, treeless in Late Jurassic
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.3 / 5 (3) |
0
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 ...
Scientists: New dinosaur species found in SAfrica
Other Sciences / Archaeology & Fossils
Nov 11, 2009 |
4.4 / 5 (8) |
0
(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.
Higher carotid arterial stenting rates associated with poorer clinical outcomes
Nov 07, 2009 |
3 / 5 (1) |
0
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 ...
Team Discovers New Dinosaur Species From Montana
Other Sciences / Archaeology & Fossils
Oct 30, 2009 |
4.6 / 5 (8) |
0
A husband and wife team of American paleontologists has discovered a new species of dinosaur that lived 112 million years ago during the early Cretaceous of central Montana.
Warm-blooded dinosaurs worked up a sweat
Nov 11, 2009 |
5 / 5 (5) |
1
(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 ...
'Dropouts' pinpoint earliest galaxies
Nov 06, 2009 |
4.4 / 5 (13) |
15
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 ...
Conserving historic apple trees
Nov 04, 2009 |
4 / 5 (1) |
0
The apple trees of yesteryear are slowly disappearing. Many apple varieties common in the United States a century ago can no longer be found in today's orchards and nurseries. But some historic apple trees ...
Past regional cold and warm periods linked to natural climate drivers
Space & Earth / Earth Sciences
Nov 26, 2009 |
3.9 / 5 (17) |
26
Intervals of regional warmth and cold in the past are linked to the El Niño phenomenon and the so-called "North Atlantic Oscillation" in the Northern hemisphere's jet stream, according to a team of climate scientists. These ...
COBE Satellite Marks 20th Anniversary
Space & Earth / Space Exploration
Nov 17, 2009 |
3.5 / 5 (2) |
0
(PhysOrg.com) -- NASA's Cosmic Background Explorer (COBE) satellite rocketed into Earth orbit on Nov. 18, 1989, and quickly revolutionized our understanding of the early cosmos. Developed and built at Goddard ...
The last European hadrosaurs lived in the Iberian Peninsula
Other Sciences / Archaeology & Fossils
Nov 05, 2009 |
4.5 / 5 (2) |
0
Spanish researchers have studied the fossil record of hadrosaurs, the so-called 'duck-billed' dinosaurs, in the Iberian Peninsula for the purpose of determining that they were the last of their kind to inhabit ...
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