Ancient asteroid strike in Australia "changed face of earth"tags: impact events, Reuters, asteroids, Australia
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 visiting fellow at the Australian National University.
The asteroid was bigger than 10 km (6 miles) in diameter, while the impact zone itself was larger than 200 km (120 miles) - the third largest impact zone in the world....
comments powered by Disqus
- Joan Baez, Sly Stone, Steve Martin, Ben E. King -- all honored by the Library of Congress
- StoryCorps to Launch Global Expansion With $1M TED Prize
- Hofstra Event Looks at Bush Presidency
- Did Israel steal uranium from a town in Pennsylvania in the 1960s?
- Sequel to Nelson Mandela's Long Walk to Freedom to be published next year
- Emory’s Leslie Harris says we should remember the racist roots of American colleges as we think about what went wrong at OU and other schools
- Stanford historian looks to the U.S. Postal Service to map the boom and bust of 19th-century American West
- U.S. historian denounces Japanese scholars' statement over wartime sexual slavery
- Timothy V Johnson Named Head of Tamiment Library
- History Camp "unconference" returns for the second year in Boston