News tagged with impact
Simulations unravel mysteries of 2009 Jupiter impact
(PhysOrg.com) -- During July of 1994, both amateur and professional astronomers were captivated as comet Shoemaker/Levy 9 broke apart and slammed into the atmosphere of Jupiter. While these types of impacts ...
Space & Earth / Space Exploration
Mar 30, 2012 |
4.4 / 5 (14) |
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Weighted ping-pong balls can fall endlessly through a granular medium (w/ video)
(PhysOrg.com) -- When a meteor impacts a planet or a moon, it always stops at a relatively shallow depth, even when impacting at high speeds. Until now, researchers have assumed that all objects impacting ...
Jun 27, 2011 |
4.2 / 5 (12) |
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Study supports theory of extraterrestrial impact
A 16-member international team of researchers that includes James Kennett, professor of earth science at UC Santa Barbara, has identified a nearly 13,000-year-old layer of thin, dark sediment buried in the ...
Space & Earth / Earth Sciences
Mar 05, 2012 |
4.7 / 5 (23) |
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Meteorite shockwaves trigger dust avalanches on Mars
(PhysOrg.com) -- Dust avalanches around impact craters on Mars appear to be the result of the shock wave preceding the actual impact, according to a study led by an undergraduate student at the UA.
Space & Earth / Space Exploration
Dec 16, 2011 |
5 / 5 (5) |
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Possible trigger for volcanic 'super-eruptions' found
The "super-eruption" of a major volcanic system occurs about every 100,000 years and is considered one of the most catastrophic natural events on Earth, yet scientists have long been unsure about what triggers ...
Space & Earth / Earth Sciences
Oct 12, 2011 |
4.9 / 5 (22) |
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Primitive birds shared dinosaurs' fate
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 ...
Other Sciences / Archaeology & Fossils
Sep 19, 2011 |
5 / 5 (3) |
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Latest EPOXI findings on Comet Hartley 2 published
Comet Hartley 2, is in a hyperactive class of its own compared to other comets visited by spacecraft, says a University of Maryland-led study published in the June 17 issue of the journal Science.
Space & Earth / Space Exploration
Jun 16, 2011 |
5 / 5 (4) |
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Waiter, there's metal in my moon water
(PhysOrg.com) -- Bring a filter if you plan on drinking water from the moon. Water ice recently discovered in dust at the bottom of a crater near the moon's south pole is accompanied by metallic elements like ...
Space & Earth / Space Exploration
Feb 18, 2011 |
5 / 5 (9) |
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More asteroids could have made life's ingredients
(PhysOrg.com) -- A wider range of asteroids were capable of creating the kind of amino acids used by life on Earth, according to new NASA research.
Space & Earth / Space Exploration
Jan 19, 2011 |
4.9 / 5 (11) |
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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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Antarctic waters changing due to climate: study
The densest waters of Antarctica have reduced dramatically over recent decades, in part due to man-made impacts on the climate, Australian scientists said Friday.
Space & Earth / Earth Sciences
May 04, 2012 |
4.4 / 5 (22) |
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New evidence argues against prehistoric extraterrestrial impact event
(Phys.org) -- Evidence used to support a possible extraterrestrial impact event is likely the result of natural processes, according to a new collaborative study led by U.S. Geological Survey scientists.
Space & Earth / Earth Sciences
Apr 23, 2012 |
4.5 / 5 (17) |
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Impacts could be boon for subterranean life
An incoming asteroid is trouble whether you're a dinosaur or a Bruce Willis fan. But microbes living deep underground may actually welcome the news, according to a recent study of an ancient impact in the ...
Space & Earth / Space Exploration
Apr 16, 2012 |
4.8 / 5 (5) |
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12-mile-high Martian dust devil caught in act
(PhysOrg.com) -- A Martian dust devil roughly 12 miles high (20 kilometers) was captured whirling its way along the Amazonis Planitia region of Northern Mars on March 14. It was imaged by the High Resolution ...
Space & Earth / Space Exploration
Apr 05, 2012 |
5 / 5 (10) |
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Dawn sees new surface features on giant asteroid
(PhysOrg.com) -- NASA's Dawn spacecraft has revealed unexpected details on the surface of the giant asteroid Vesta. New images and data highlight the diversity of Vesta's surface and reveal unusual geologic ...
Space & Earth / Space Exploration
Mar 21, 2012 |
4.6 / 5 (9) |
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