News tagged with impact
Sandtrapped Rover Makes a Big Discovery
Space & Earth / Space Exploration
Dec 03, 2009 |
4.8 / 5 (52) |
11
Homer's Iliad tells the story of Troy, a city besieged by the Greeks in the Trojan War. Today, a lone robot sits besieged in the sands of Troy while engineers and scientists plot its escape.
Hidden Territory on Mercury Revealed
Space & Earth / Space Exploration
Nov 04, 2009 |
4.8 / 5 (20) |
1
The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists, for the first time, an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like ...
Killer algae a key player in mass extinctions
Space & Earth / Earth Sciences
Oct 19, 2009 |
4.4 / 5 (17) |
4
Algae, not asteroids, were the key to the end of the dinosaurs, say two Clemson University researchers. Geologist James W. Castle and ecotoxicologist John H. Rodgers have published findings that toxin producing ...
Giant impact near India -- not Mexico -- may have doomed dinosaurs
Space & Earth / Earth Sciences
Oct 15, 2009 |
4.8 / 5 (42) |
15
A mysterious basin off the coast of India could be the largest, multi-ringed impact crater the world has ever seen. And if a new study is right, it may have been responsible for killing the dinosaurs off 65 ...
New NASA temperature maps provide 'whole new way of seeing the moon'
Space & Earth / Space Exploration
Sep 17, 2009 |
4.9 / 5 (14) |
1
(PhysOrg.com) -- NASA's first-ever moon temperature-mapping effort has returned its first data.
Jupiter had temporary moon for 12 years
Space & Earth / Space Exploration
Sep 14, 2009 |
4.5 / 5 (8) |
0
Comet 147P/Kushida-Muramatsu was captured as a temporary moon of Jupiter in the mid-20th century and remained trapped in an irregular orbit for about twelve years.
Expanding Spot on Venus Puzzles Astronomers
Space & Earth / Space Exploration
Aug 04, 2009 |
4.2 / 5 (30) |
7
(PhysOrg.com) -- The expanding spot discovered on Venus last month may not have garnered as much attention as the meteor impact with Jupiter, but its cause is certainly more puzzling. ...
Crashing comets not likely the cause of Earth's mass extinctions: new research
Space & Earth / Space Exploration
Jul 30, 2009 |
3.7 / 5 (18) |
14
(PhysOrg.com) -- Scientists have debated how many mass extinction events in Earth's history were triggered by a space body crashing into the planet's surface. Most agree that an asteroid collision 65 million ...
California's Channel Islands hold evidence of Clovis-age comets
Space & Earth / Earth Sciences
Jul 20, 2009 |
4.9 / 5 (14) |
5
A 17-member team has found what may be the smoking gun of a much-debated proposal that a cosmic impact about 12,900 years ago ripped through North America and drove multiple species into extinction.
Scientists Develop New Method to Find Alien Oceans, Earth-like Planets (w/Videos)
May 26, 2009 |
4.9 / 5 (14) |
3
(PhysOrg.com) -- Since the early 1990s astronomers have discovered more than 300 planets orbiting stars other than our sun, nearly all of them gas giants like Jupiter. Powerful space telescopes, such as the ...
New Blow for Dinosaur-Killing Asteroid Theory
Space & Earth / Earth Sciences
Apr 27, 2009 |
4.4 / 5 (28) |
14
(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 ...
Team offers first look at how bats land (w/Video)
Mar 20, 2009 |
4.8 / 5 (4) |
1
People have always been fascinated by bats, but the scope of that interest generally is limited to how bats fly and their bizarre habit of sleeping upside down. Until now, no one had studied how bats arrive ...
Google's CO2 Emissions: Some Puff, Lies & Good Old Fashion Hype
Jan 14, 2009 |
4.2 / 5 (13) |
14
(PhysOrg.com) -- A January 11, 2009 article in the London Times (on-line version) entitled, Revealed: The Environmental Impact of Google Searches quoted Harvard Physicist, Alex Wissner-Gross that "two Google ...
Electromagnetic fields as cutting tools
Dec 01, 2009 |
4.7 / 5 (20) |
13
(PhysOrg.com) -- The bodywork on motor vehicles must be sufficiently stable, but processing the high-strength steels involved -- for example punching holes in them -- can prove something of a challenge. A new steel-cutting ...
A Tale of Planetary Woe (w/ Video)
Space & Earth / Space Exploration
Nov 11, 2009 |
4.2 / 5 (11) |
5
Once upon a time — roughly four billion years ago — Mars was warm and wet, much like Earth. Liquid water flowed on the Martian surface in long rivers that emptied into shallow seas. A thick atmosphere blanketed ...
