Ancient Massive Volcanic Eruption Still Mystifies
The largest volcanic event of the last 300 million years may not have been triggered by a meteor, researchers now say.
About 120 million years ago, as much as 1 percent of the Earth's surface may have been covered with volcanic eruptions. The origin of these massive 7-million-year-long eruptions in the Pacific Ocean, known as the Greater Ontong Java Event, has long been unclear, but some have suggested a cosmic impact as the trigger, smashing into the crust and causing lava to burst forth.
To see whether or not a meteor might have caused the Greater Ontong Java Event, scientists analyzed rocks from Gorgo a Cerbara in central Italy. This area was connected to the Pacific Ocean during the eruptions....
comments powered by Disqus
- Coming Soon, a Century Late: A Black Film Gem
- The discovery that complicated the history of sex change operations
- NYT identifies the person who exposed Gary Hart's philandering
- Decades After Trinity Nuclear Test in New Mexico, U.S. Studies Cancer Fallout
- Lawrence Of Arabia's Hand-Drawn, WWI Map Is Up for Auction
- Ken Burns and the Myth of Theodore Roosevelt
- What Ken Burns Doesn't Understand about the Roosevelts
- A call for historians to do macro history
- Colorado school board, worried about the new AP framework, wants to make sure high school kids are taught patriotic history
- Professor premieres animated short on Pueblo revolt on PBS