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The strange tale of the lizard`s breath

Last Updated: Thursday, December 12, 2013, 09:34

Air flows through lizard lungs in one direction, a finding that may prompt a rethink about how some species evolved following Earth`s biggest mass extinction, a study said on Wednesday.

Mega-volcanoes might have led to pre-dinosaur mass extinction

Last Updated: Friday, March 22, 2013, 10:49

Scientists believe that a set of gigantic volcanic might have eruptions resulted in the disappearance of half of earth`s species 200 million years ago.

Extreme heat caused massive die-off 250m yrs ago

Last Updated: Friday, October 19, 2012, 12:58

For five million years after the worst mass extinction in Earth`s history, much of the planet was simply too hot for anything to survive, researchers have revealed.

Huge volcanic eruptions killed ocean life before extinction of dinosaurs

Last Updated: Thursday, September 06, 2012, 14:11

Dinosaur die out might have been the second of two closely timed extinctions, according to a new University of Washington research.

Gamma ray burst may have caused mass extinction

Last Updated: Sunday, January 08, 2012, 16:23

Gamma ray burst, which occurred in a colossal group of stars called a globular cluster may have triggered a mass extinction on Earth 440 million years ago.