University of Adelaide research has shown new evidence that dinosaurs were warm-blooded like birds and mammals, not cold-blooded like reptiles as commonly believed.
U.S. temps in June 2013 were 2 degrees above 20th Century average. U.S. West was fighting wildfires while the U.S. East saw below average temps and rain, rain, rain.
An asteroid impact caused the extinction of most dinosaurs and half of ocean-dwelling species. Meanwhile, life in inland freshwater ecosystems largely survived. Why?