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Tunguska catastrophe: Evidence of acid rain supports meteorite theory
The Tunguska event is regarded as one of the biggest natural disasters of modern times. On 30 June 1908 one or more explosions took place in the area close to the Tunguska River north of Lake Baikal. The explosion(s) flattened around 80 million trees over an area of more than 2000 square kilometres.   view more (2008-07-16)

Tunguska - making an impact @ the London `Catastrophes` conference
The "Tunguska Event" refers to the tremendous explosion on the morning of June 30, 1908, that laid waste to about 2150 square kilometres of Siberia in the region to the north and north-west of Lake Baikal in Russia. The event is widely attributed to be the impact of a comet or asteroid.   view more (2002-08-17)

Space shuttle science shows how 1908 Tunguska explosion was caused by a comet
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.   view more (2009-06-25)

New Hypothesis Of The Tunguska Explosion
The event which occurred almost a hundred years ago in Podkamennaya Tunguska has drawn scientists` attention again. What actually exploded at that time in the remote taiga, the power of explosion being equal to the 50-megaton H-bomb? The hypothesis that it was a meteorite or any other extraterrestrial object has not quite satisfied inquisitive... view more... (2002-08-23)

A New Russian Meteorite?
On Thursday 3 October, residents of the village of Bodaibo in the Irkutsk region of Siberia witnessed the fall of a large glowing object from space. Witnesses saw a large fireball in the sky, followed by a thunder-like sound, a flash of light, and a small earth tremor. Scientists from the Institute of Solar and Earth Physics of the Russian Academy... view more... (2002-10-04)

Physicists discover Guy Fawkes would have devastated Westminster
Had the gunpowder plot succeeded, Guy Fawkes would not only have destroyed the old palace of Westminster but would have caused chaos and devastation across central London, destroying Westminster Hall, the Abbey and the streets immediately surrounding them with structural damage being caused to buildings as far away as Whitehall. Physicists have... view more... (2003-11-04)

Engineering researcher seeks answers to asteroid deflection
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 by the Office of the Executive Vice President and Provost.   view more (2008-05-28)

Greenhouse theory smashed by biggest stone
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".   view more (2006-03-14)

TU Delft and TNO combine knowledge of explosive reactions
The explosions group of TU Delft and TNO-PML are starting an intensive co-operative research programme in the field of explosion safety. Their knowledge will be combined in the 'Knowledge Centre for Reactive Gas-dynamics and Explosion Safety,' which opens on 18 July 2001. The knowledge and experience of both research groups is especially... view more... (2001-07-17)

Research team says extraterrestrial impact to blame for Ice Age extinctions
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. But an idea once considered a little out there is now hitting closer to home.   view more (2007-09-25)

Astronomers catch binary star explosion inside nebula
The explosion of a binary star inside a planetary nebula has been captured by a team led by UCL (University College London) researchers - an event that has not been witnessed for more than 100 years.   view more (2008-11-20)

Hubble captures rare Jupiter collision
The checkout and calibration of the NASA/ESA Hubble Space Telescope has been interrupted to aim the recently refurbished observatory at a new expanding spot on the giant planet Jupiter.   view more (2009-07-27)

Burning asteroids may play 'more important climate role than previously recognized'
Dust from asteroids entering the atmosphere may influence Earth's weather more than previously believed, researchers have found.   view more (2005-08-26)

A Stellar Explosion You Could See on Earth!
Astronomers are familiar with seeing amazing things through their telescopes. But nothing prepared them for an incredible explosion detected early Wednesday morning by NASA's Swift satellite. At 2:12 a.m. EDT, Swift detected an explosion from deep space that was so powerful that its afterglow was briefly visible to the naked eye. Even more... view more... (2008-03-24)

Dealing with threatening space rocks
Every now and then a space rock hits the world's media - sometimes almost literally. Threatening asteroids that zoom past the Earth, fireballs in the sky seen by hundreds of people and mysterious craters which may have been caused by impacting meteorites; all make ESA's activities in this field, including the Don Quijote study, look increasingly... view more... (2007-09-21)

Cassiopeia A - The colorful aftermath of a violent stellar death
A new image taken with the NASA/ESA Hubble Space Telescope provides a detailed look at the tattered remains of a supernova explosion known as Cassiopeia A (Cas A). It is the youngest known remnant from a supernova explosion in the Milky Way.   view more (2006-08-30)

Tackling the threat of nuclear terrorism
The only effective way to tackle the threat of nuclear terrorism is to abolish nuclear weapons and establish strict international control of all fissile materials that could be used to make new weapons, argue three US physicians in this week's BMJ. In the aftermath of 11 September 2001, nuclear terrorism has emerged as a real threat and could... view more... (2002-02-06)

Peculiar, junior-sized supernova discovered by New York teen
In November 2008, Caroline Moore, a 14-year-old student from upstate New York, discovered a supernova in a nearby galaxy, making her the youngest person ever to do so.   view more (2009-06-11)

UI researcher challenges explanations of children's 'word spurt'
Researchers have long known that at about 18 months children experience a vocabulary explosion, suddenly learning words at a much faster rate.   view more (2007-08-03)

A UK Flotilla To Study Earth-Grazing Asteroids
On 30 June 1908, the seemingly endless forests of Siberia received an unwelcome and unexpected visit by an intruder from deep space. As it plunged headlong through the Earth's atmosphere, the incoming asteroid exploded a few miles above the tree tops, flattening the forest over an area about 50 km (30 miles) in diameter. If the 60 metre (200 ft)... view more... (2003-04-01)
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