A University of Rochester professor believes he has found further evidence that a meteor struck the earth 66 million years ago, causing the extinction of the dinosaurs and other species.

Scientists have long debated the cause that wiped out the mighty beasts. Some speculate a meteor hit the earth, while others say volcanic activity or climatic changes led to the demise of the dinosaurs.Geologist Asish Basu believes a meteor hit India, causing extensive volcanic activity.

He bases his conclusion on rocks from central India that exhibit features suggesting they withstood a large impact, such as a meteor.