This diagram shows a three-dimensional reconstruction of the submerged Shiva crater (~500 km diameter) at the Mumbai Offshore Basin, western shelf of India from different cross-sectional and ...

New images of an asteroid impact crater buried deep below the floor of the Atlantic Ocean have been published today by ...

What looks to be a large impact crater has been identified beneath the Greenland ice sheet. The 31km-wide depression came to light when scientists examined radar images of the island's bedrock.