Fire shelters for firefighters may soon withstand more heat, thanks to NASA. Testing is on now for fire shelters made with spaceship heat shield technology. Hear how two NASA engineers approached the US Forest Service about their research on protecting stuff reentering the atmosphere! Winds can shift. Forest fires and wildfires can turn on a firefighter. In this podcast, Dan Clark tells how personal fire shelters might be improved to help them, withstanding up to 3000°F.