News tagged with period
German high-school students involved in an astronomical research project
Space & Earth / Space Exploration
Nov 05, 2009 |
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This week, Astronomy & Astrophysics publishes a somewhat unusual research article because it is co-authored by German high-school students. Led by astronomer Klaus Beuermann (University of Göttingen, Germany), the team i ...
Oldest known spider's web found in amber
Other Sciences / Archaeology & Fossils
Nov 02, 2009 |
4.1 / 5 (7) |
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(PhysOrg.com) -- Pieces of amber containing parts of a spider's web have been found in East Sussex and dated back to the Cretaceous period 140 million years ago, which makes it the oldest spider's web known.
Bye bye 'Hogwarts dinosaur'? New analyses of dinosaur growth may wipe out one-third of species
Other Sciences / Archaeology & Fossils
Oct 30, 2009 |
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(PhysOrg.com) -- Paleontologists from the University of California, Berkeley, and the Museum of the Rockies have wiped out two species of dome-headed dinosaur, one of them named three years ago - with great ...
Anxious pregnant mothers more likely to have smaller babies
Oct 27, 2009 |
3 / 5 (2) |
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A new study published in the journal Paediatric and Perinatal Epidemiology reveals that anxiety in pregnant women impacts their babies' size and gestational age. Specifically, women with more severe and chronic anxiety during ...
Volcanoes played pivotal role in ancient ice age, mass extinction
Space & Earth / Earth Sciences
Oct 26, 2009 |
4.7 / 5 (15) |
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(PhysOrg.com) -- Researchers here have discovered the pivotal role that volcanoes played in a deadly ice age 450 million years ago.
Scientists find fossil bones of smallest dinosaur
Other Sciences / Archaeology & Fossils
Oct 21, 2009 |
4.4 / 5 (10) |
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(PhysOrg.com) -- A new dinosaur species, Fruitadens haagarorum, is the smallest dinosaur ever discovered from North America. The tiny Fruitadens weighed less than a kilogram (two pounds) and was just 70 c ...
Arctic lake sediments show warming, unique ecological changes in recent decades
Space & Earth / Earth Sciences
Oct 19, 2009 |
4 / 5 (9) |
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An analysis of sediment cores indicates that biological and chemical changes occurring at a remote Arctic lake are unprecedented over the past 200,000 years and likely are the result of human-caused climate ...
Crushed bones reveal literal dino stomping ground
Other Sciences / Archaeology & Fossils
Oct 14, 2009 |
4.8 / 5 (9) |
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Imagine the gruesome sound of bones snapping as a thirsty, 30-ton dinosaur tramples a heap of fresh carcasses on his way to a rapidly shrinking lake.
'Missing link' pterosaur found in China
Other Sciences / Archaeology & Fossils
Oct 13, 2009 |
4.1 / 5 (12) |
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(PhysOrg.com) -- An international group of researchers from the University of Leicester (UK), and the Geological Institute, Beijing (China) have identified a new type of flying reptile - providing the first ...
Hundreds of hospital patients line up for tests after possible infection
Oct 08, 2009 |
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Some of the 1,851 patients who had tests administered by a Broward General Medical Center nurse alleged to have knowingly violated infection control protocols will know within two weeks if they have contracted hepatitis or ...
Trackway analysis shows how dinosaurs coped with slippery slopes
Other Sciences / Archaeology & Fossils
Oct 06, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- A new investigation of a fossilized tracksite in southern Africa shows how early dinosaurs made on-the-fly adjustments to their movements to cope with slippery and sloping terrain. Differences ...
Milk protein supplement may help prevent sepsis in very low birth-weight infants
Oct 06, 2009 |
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Very low birth-weight newborns who received the milk protein lactoferrin alone or in combination with a probiotic had a reduced incidence of late-onset sepsis, according to a study in the October 7 issue of JAMA.
Plesiosaur a victim of shark attack
Other Sciences / Archaeology & Fossils
Oct 06, 2009 |
4.4 / 5 (8) |
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(PhysOrg.com) -- An 85 million-year-old plesiosaur fossil has been found with over 80 shark's teeth, suggesting the animal was the victim of sharks in a feeding frenzy. The find is perhaps the most spectacular example of ...
Dino footprints enter record books
Other Sciences / Archaeology & Fossils
Oct 06, 2009 |
4.4 / 5 (8) |
3
French researchers on Tuesday said they had uncovered the biggest dinosaur footprints in the world, left by giant sauropods that may have weighed 40 tonnes or more.
'Blue Stonehenge' discovered
Other Sciences / Archaeology & Fossils
Oct 06, 2009 |
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(PhysOrg.com) -- Archaeologists have released an artist’s impression of what a second stone circle found a mile from Stonehenge might have looked like.
