A whirling vortex of smoke seen on camera as the "Park Fire" in California exploded Thursday looked just like a tornado, but scientists are investigating whether it was a rare fire tornado or just ...

Following is the text of the video. This is a "firenado," or fire tornado. It formed out of wildfires in Arganil, Portugal. Firenados are swirling columns of fire, but they aren't really tornados.

Timelapse footage captured by the University of California San Diego showed a terrifying development in the Park Fire as ...

Are fire tornadoes a thing? Could "Sharknado" actually ... With Frances Fox." More from How Real Is It? Storm chaser Cyrena Arnold looks at seven hurricane and tornado scenes from popular TV ...