The oldest and 'biggest ever' asteroid crater discovered in Greenland - suggesting huge impact more than three billion years ago
The previously oldest known crater on Earth formed two billion years ago and the chances of finding an even older impact were thought to be astronomically low. full story 
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Scientists Discover Crater Caused By Huge Ancient Asteroid
By Michael Sin SYDNEY (Reuters) - A strike from a big asteroid more than 300 million years ago left a huge impact zone buried in Australia and changed the face of the earth, researchers said on Friday. "The dust and greenhouse gases released from the crater, the seismic shock and the initial fireball would have incinerated large parts of the earth," said Andrew Glikson, a...
huffingtonpost.com (3 months and 6 days ago)
Asteroid Impact Was The Coup De Grace For Dinosaurs
Ever since the first dinosaur skeleton was discovered, the question rose: what happened to them all? After all, there aren't any around today. It's a mystery that paleontologists have been debating for well over a century. One of the leading candidates for the dinosaurs' demise is an asteroid impact - namely, the asteroid that struck the Earth in what is now the Yucatan...
forbes.com (3 months and 15 days ago)
ANU finds new evidence of asteroid impact
ANU research has found signs in central Australia of what could be the third biggest asteroid strike discovered on Earth.
news.com.au (3 months and 10 days ago)
1.5-billion-year old water discovered
1.5-billion-year old water is discovered. How old is the water in your neck of the woods?Well, water from a mine in Timmins, Ontario is reportedly the oldest ever found dating back to at least one and a half billion years ago.
palmbeachpost.com (6 days ago)
Ancient asteroid 'changed face of Earth'
A strike from a big asteroid more than 300 million years ago left a huge impact zone buried in Australia and changed the face of the Earth, researchers said on Friday.
msnbc.com (3 months and 8 days ago)
Ancient asteroid strike in Australia "changed face of earth"
SYDNEY (Reuters) - A strike from a big asteroid more than 300 million years ago left a huge impact zone buried in Australia and changed the face of the earth, researchers said on Friday.
reuters.com (3 months and 9 days ago)
New Evidence That an Asteroid Killed the Dinosaurs
A new study puts the massive Chicxulub Crater impact to within 32,000 years of the extinction of the dinosaurs.
palmbeachpost.com (3 months and 16 days ago)
Ancient Meteorite Crater Discovered Beneath Small Town
By: Andrea Thompson, OurAmazingPlanet Managing Editor Published: 03/06/2013 12:49 PM EST on LiveScience Buried beneath the rocks, dirt, buildings and roads of the city of Decorah, Iowa, lies a 470 million-year-old meteorite crater. Unlike the craters on the pockmarked surfaces of the moon and Mars, this crater can't be seen by looking down at Earth's surface, at least not...
huffingtonpost.com (2 months and 20 days ago)
Asteroid NOT To Blame For Dinosaur Extinction, Scientists Say
By: Tanya Lewis, LiveScience Staff Writer Published: 03/22/2013 05:18 PM EDT on LiveScience Updated March 22 at 5:36 p.m. ET The rocky object that wiped out the dinosaurs 65 million years ago may have been a comet, rather than an asteroid, scientists say. The 112-mile (180 kilometers) Chicxulub crater in Mexico was made by the impact that caused the extinction of...
huffingtonpost.com (2 months and 4 days ago)
Ancient underground lake isolated from the rest of the world for 2.7 billion years discovered in Canada - but does it...
Scientists have discovered an ancient pocket of water trapped deep beneath the ground which could have been isolated from the rest of the world for up to 2.7 billion years – making it the oldest known aquifer.
independent.co.uk (10 days ago)
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