Most scientists agree that the impact of an asteroid hitting Earth played a major role in the extinction of dinosaurs but now there's a brand new theory about how exactly that happened.
High-water rescue crews pulled people from flooded homes and vehicles Wednesday in Kentucky, where waves of thunderstorms prompted flash flood warnings and watches. A search continued for two children swept away after torrential rains in the northeastern United States.
High temperatures continue to affect people in the U.S. and abroad, including in Iran where it reached 152 degrees on Sunday. The southwestern part of the U.S. continues to experience extreme weather after over a week of a heat wave.
Officials warned residents and tourists packing Mediterranean destinations on Tuesday to stay indoors during the hottest hours as the second heat wave in as many weeks hits the region and Greece, Spain and Switzerland battled wildfires.