Since the early 20th century, there have been claims that dinosaurs were warm-blooded. Bharath Kishore August 8, 2012 Hot fuss: is warm-blooded dinosaur theory right or wrong? Ralph Molnar, Museum of Northern Arizona Mark Twain reputedly said it wasn’t what he didn’t know that bothered him, but what he knew that wasn’t true. A recent contribution on dinosaur physiology in Nature, by palaeontologist Meike Köhler and…