Climate Central meteorologist Bernadette Woods Placky explains why cold snaps like the polar vortex happen in a warming world.
As Dr. Heidi Cullen reports, the suffocating heat comes on the heels of the government's release of the new climate "normals". Every 10 years, scientists from the National Oceanic and Atmospheric Administration calculate the 30-year averages for temperature and precipitation from thousands of U.S. locations.
In different parts of the American West, climate influences wildfires in unexpected ways.
Reactor accidents and radiation leaks aren't the only risks with nuclear energy; nuclear weapons are another problem.
Some in Florida who lived through Katrina now are preparing for climate change-related disasters they fear could be more damaging than a hurricane.
Dr. Jack Beven explains his work at the National Hurricane Center, where he helps issue hurricane warnings that keep people out of harms way.
Doppler radar is a powerful tool for scientists to spot the formation and path of tornadoes.