(PhysOrg.com) -- A cosmic one-two punch of colossal volcanic eruptions and meteorite strikes likely caused the mass-extinction event at the end of the Cretaceous period that is famous for killing the dinosaurs 65 million ...
Earth Sciences
Nov 17, 2011
11
2
(PhysOrg.com) -- The release of massive amounts of carbon from methane hydrate frozen under the seafloor 56 million years ago has been linked to the greatest change in global climate since a dinosaur-killing asteroid presumably ...
Earth Sciences
Nov 9, 2011
18
0
The iconic T. rex dinosaur grew bigger and faster than previously estimated, according to new methods based on actual skeletons instead of scale models, British and US scientists said Wednesday.
Archaeology
Oct 12, 2011
12
1
A new study puts an end to the longstanding debate about how archaic birds went extinct, suggesting they were virtually wiped out by the same meteorite impact that put an end to dinosaurs 65 million years ago.
Archaeology
Sep 19, 2011
0
1
Secrets from the age of the dinosaurs are usually revealed by fossilized bones, but a University of Alberta research team has turned up a treasure trove of Cretaceous feathers trapped in tree resin. The resin turned to resilient ...
Archaeology
Sep 15, 2011
0
0
(PhysOrg.com) -- Were dinosaurs slow and lumbering, or quick and agile? It depends largely on whether they were cold or warm blooded. When dinosaurs were first discovered in the mid-19th century, paleontologists thought they ...
Archaeology
Jun 23, 2011
8
0
(PhysOrg.com) -- The evolution of ichthyosaurs, important marine predators of the age of dinosaurs, was hit hard by a mass extinction event 200 million years ago, according to a new study from the University of Bristol published ...
Archaeology
May 4, 2011
0
0
A team of scientists, including several from the Smithsonian Institution, discovered that leaves of flowering plants in the world's first rainforests had more veins per unit area than leaves ever had before. They suggest ...
Plants & Animals
May 3, 2011
0
0
The movie Jurassic Park got one thing right: Those velociraptors hunted by night while the big plant-eaters browsed around the clock, according to a new study of the eyes of fossil animals. The study will be published online ...
Archaeology
Apr 14, 2011
1
0
(PhysOrg.com) -- Birds are known more for their senses of vision and hearing than smell, but new research suggests that millions of years ago, the winged critters also boasted a better sense for scents.
Archaeology
Apr 13, 2011
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