"The implications of our study go beyond the sunflower sea star." New study reveals hidden dangers threatening mega-starfish ...

About 252 million years ago, 80 to 90 percent of life on Earth was wiped out. In the Turpan-Hami Basin, life persisted and ...

New map of ‘mega ripples’ caused by dinosaur-killing asteroid helps recreate extinction event - Findings may help predict ...

However, the Cretaceous–Paleogene extinction event was not the worst ... reductions in oxygen in the atmosphere, mega El Niños, acid rain, and wildfire. The landscape eventually became so ...

The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...

It's been observed that following these mega-death events ... because we're talking geological time here — following a mass extinction, there is often an explosion of biodiversity, with ...

More than 17,000 species are known to have survived until the mega-extinction that ended the Permian period 251 million years ago. A predator of the Cambrian was the giant, shrimplike Anomalocaris ...

The Rs.81,000-crore mega project planned for Great Nicobar will clear over a million trees, endangering the endemic Nicobar ...