News tagged with impact theory
No evidence for ancient comet or Clovis catastrophe, archaeologists say
(PhysOrg.com) -- New research challenges the controversial theory that the impact of an ancient comet devastated the Clovis people, one of the earliest known cultures to inhabit North America.
Other Sciences / Archaeology & Fossils
Sep 29, 2010 |
3.9 / 5 (14) |
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Absence of evidence for a meteorite impact event 13,000 years ago
An international team of scientists led by researchers at the University of Hawaii at Manoa have found no evidence supporting an extraterrestrial impact event at the onset of the Younger Dryas ~13000 years ...
Space & Earth / Earth Sciences
Dec 08, 2009 |
4.1 / 5 (17) |
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New Blow for Dinosaur-Killing Asteroid Theory
(PhysOrg.com) -- The enduringly popular theory that the Chicxulub crater holds the clue to the demise of the dinosaurs, along with some 65 percent of all species 65 million years ago, is challenged in a paper ...
Space & Earth / Earth Sciences
Apr 27, 2009 |
4.5 / 5 (32) |
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Search results for impact theory
Mystery of monarch migration takes new turn
During the fall, hundreds of millions of monarch butterflies living in eastern North America fly up to 1,500 miles to the volcanic forests of Mexico to spend the winter, while monarchs west of the Rocky Mountains fly to the ...
13 hours ago |
4 / 5 (1) |
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A new look at Apollo samples supports ancient impact theory
New investigations of lunar samples collected during the Apollo missions have revealed origins from beyond the Earth-Moon system, supporting a hypothesis of ancient cataclysmic bombardment for both worlds.
Space & Earth / Space Exploration
May 24, 2012 |
5 / 5 (3) |
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HyperSolar shows dirty water no barrier to power world
(Phys.org) -- The Santa Barbara, California, company, HyperSolar, is set to transparently share the ups and downs of its research experiences toward the company’s ultimate vision, successfully producing ...
Technology / Energy & Green Tech
May 24, 2012 |
4.8 / 5 (17) |
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Using strategy tools to exercise power in a company
Popular strategy tools used by businesses include SWOT analysis and scorecards. Strategy tools are seen as a means that provides companies with practical ways of making use of scientific theories in order to improve competitiveness. ...
Other Sciences / Economics & Business
May 23, 2012 |
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Good vibes: Coupling electron spin states and carbon nanotube vibrations
(Phys.org) -- An electron’s spin is separate from its motion, and is suitable for use in both highly-precise magnetic sensing as well as a qubit in quantum computing. Recently, scientists at the University ...
May 23, 2012 |
4.7 / 5 (7) |
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Help at the nest sets chicks up for life
The help that relatives give to nesting birds benefits their offspring well into adult life, researchers have found.
May 22, 2012 |
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Better, stronger, lighter armor
What makes a piece of armor effective? Sure, it needs to be strong, and it should be lightweight. But what is it about a material's composition that gives it such properties? And can we develop materials that ...
May 22, 2012 |
3 / 5 (1) |
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Research team claims to have found evidence Lake Cheko is impact crater for Tunguska Event
(Phys.org) -- Early on the morning of June 30th, 1908, a huge explosion occurred in a remote part of Siberia near the Podkamennaya Tunguska River. So great was the blast that trees were knocked down in neat ...
Space & Earth / Earth Sciences
May 21, 2012 |
4.5 / 5 (24) |
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Kepler satellite telescope reveals hundreds of superflares on distant stars
(Phys.org) -- Here on Earth we are occasionally concerned about solar flares due to the impact they can have on our electrical systems. But our solar flares are puny when compared to so-called superflares ...
May 17, 2012 |
5 / 5 (8) |
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Scientists illuminate the ancient history of circumarctic peoples
Two studies led by scientists from the University of Pennsylvania and National Geographic's Genographic Project reveal new information about the migration patterns of the first humans to settle the Americas. The studies identify ...
Other Sciences / Archaeology & Fossils
May 17, 2012 |
5 / 5 (6) |
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List of search results for impact theory
