Search results for tunguska
Tunguska catastrophe: Evidence of acid rain supports meteorite theory
Space & Earth / Earth Sciences
Jul 15, 2008 |
4.5 / 5 (37) |
6
(PhysOrg.com) -- The Tunguska catastrophe in 1908 evidently led to high levels of acid rain. This is the conclusion reached by Russian, Italian and German researchers based on the results of analyses of peat ...
The Tunguska Event--100 Years Later
Space & Earth / Earth Sciences
Jul 01, 2008 |
4.6 / 5 (21) |
3
The year is 1908, and it's just after seven in the morning. A man is sitting on the front porch of a trading post at Vanavara in Siberia. Little does he know, in a few moments, he will be hurled from his chair ...
Near miss, but no threat: Asteroid in close pass was smaller than thought, astronomer shows
Space & Earth / Space Exploration
Mar 17, 2009 |
4.5 / 5 (8) |
0
(PhysOrg.com) -- On March 2, an asteroid whizzed past the Earth at a distance of just 41,000 miles -- a near miss by cosmic standards (most communications satellites orbit at a distance of about 22,300 miles from Earth). ...
Kansas scientists probe mysterious possible comet strikes on Earth
Space & Earth / Space Exploration
Dec 14, 2009 |
4.3 / 5 (16) |
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It's the stuff of a Hollywood disaster epic: A comet plunges from outer space into the Earth's atmosphere, splitting the sky with a devastating shock wave that flattens forests and shakes the countryside.
Researchers say Tunguska Event was an UFO Crash: Debris of Alien Spaceship found
Aug 10, 2004 |
3.4 / 5 (30) |
0
Members of the scientific expedition of the Siberian state foundation Tunguska Space Phenomenon have managed to uncover blocks of an extraterrestrial technical device, which crashed down on Earth on June 30th, 1908. In addition, ...
Space shuttle science shows how 1908 Tunguska explosion was caused by a comet
Space & Earth / Earth Sciences
Jun 24, 2009 |
3.4 / 5 (19) |
15
The mysterious 1908 Tunguska explosion that leveled 830 square miles of Siberian forest was almost certainly caused by a comet entering the Earth's atmosphere, says new Cornell University research. The conclusion ...
Space rock gives Earth a close shave
Space & Earth / Space Exploration
Mar 03, 2009 |
4.4 / 5 (16) |
6
An asteroid of a similar size to a rock that exploded above Siberia in 1908 with the force of a thousand atomic bombs whizzed close past Earth on Monday, astronomers said on Tuesday.
Tunguska Event: New Details and Sensational Theory
Aug 13, 2004 |
2.9 / 5 (18) |
0
During the press conference in Krasnoyarsk, Yuri Lavbin, the head of the last expedition, confirmed that parts of an extraterrestrial device had been discovered. The new expedition, organized by the Siberian ...
Asteroid heads for Earth, Russian astronomer claims
Space & Earth / Space Exploration
Oct 02, 2007 |
3.6 / 5 (71) |
6
An asteroid discovered three years ago could be a threat in 2029 when it crosses Earth's orbit, a Russian astronomer said Monday.
Supercomputers offer new explanation of Tunguska disaster
Space & Earth / Earth Sciences
Dec 18, 2007 |
4.4 / 5 (39) |
11
The stunning amount of forest devastation at Tunguska, a century ago in Siberia, may have been caused by an asteroid only a fraction as large as previously published estimates, Sandia supercomputer simulations ...
Greenhouse theory smashed by biggest stone
Mar 14, 2006 |
2.8 / 5 (1054) |
0
A new theory to explain global warming was revealed at a meeting at the University of Leicester (UK) and is being considered for publication in the journal "Science First Hand". The controversial theory has ...
Research team says extraterrestrial impact to blame for Ice Age extinctions
Space & Earth / Earth Sciences
Sep 24, 2007 |
4.7 / 5 (46) |
0
What caused the extinction of mammoths and the decline of Stone Age people about 13,000 years ago remains hotly debated. Overhunting by Paleoindians, climate change and disease lead the list of probable causes. ...
Hubble captures rare Jupiter collision
Jul 25, 2009 |
5 / 5 (6) |
2
For the past several days the world's largest telescopes have been trained on Jupiter. Not to miss the potentially new science in the unfolding drama 580 million kilometres away, Matt Mountain, director of ...
Researchers will study ways to deflect asteroids
Space & Earth / Space Exploration
May 26, 2008 |
4 / 5 (5) |
2
An Asteroid Deflection Research Center (ADRC) has been established on the Iowa State campus to bring researchers from around the world to develop asteroid deflection technologies. The center was signed into effect in April ...
Asteroid Threatens to Hit Mars
Space & Earth / Space Exploration
Dec 21, 2007 |
4.6 / 5 (33) |
4
Astronomers funded by NASA are monitoring the trajectory of an asteroid named 2007 WD5 that is expected to cross the orbital path of Mars early next year. Calculations by NASA's Near-Earth Object Office at the ...
