MEXICO CITY, Mexico (Reuters) – An international research team has started drilling for core samples nearly 1,500 meters (nearly 5,000 feet) below the seabed of a prehistoric crater left by an asteroid collision in Mexico’s Yucatan Peninsula that many believe killed the dinosaurs. The samples could yield clues about how life recovered after the cataclysm. They will also look into whether the 110-mile-(180-km-) wide crater itself could have been a home for microbial life. Scientists […]