Dr. James Hansen is stressing the importance of engaging young people in climate science and action. His own research is in climate modeling, which he hopes will help young people with understanding the complexity of climate change, but says more is needed.
Paleontologists have identified a new species of an extinct, crocodile-like creature in Petrified Forest National Park. The 15-foot long reptile lived during the Triassic period, more than 200 million years ago. It belonged to a group of heavily armored plant-eaters.
Arizona's independent, unaffiliated voters have begun banding together. The rule that excludes independents from the presidential primary is just one example of what independents in Arizona find to be unfair about the state’s voting system.