You can't talk about air travel without talking about weather. That's why all major airlines employ their own team of meteorologists. But what are their specifc responsibilities and how do they help get the planes where they need to be?David Dillahunt, the chief meteorologist at Southwest...

As severe storm season nears its peak, we tackle some persistent myths about lightning and why they have continued for so long.   Meteorologist and lightning expert Chris Vagasky joins the team to explain why no place outside is safe during a thunderstorm and what lightning detection...

Negative stories about climate change come at us every day, but there are positive stories bubbling up that illustrate the innovations being made to slow the pace of the warming climate and conserve the environment.In honor of Earth Day, CNN's Chief Climate Correspondent Bill Weir joins the...