First, lightning sparked two infernos in Southern California. Then, one fire's intense heat spawned damaging fire tornadoes. Incredibly, 99 years ago, these firewhirls were photographed. Here's the ...

ATLANTA (AP) — With new innovations and technology, scientists have learned from major tornado outbreaks over the years how to improve safety guidance. During tornado season, forecasters try to ...

California wildfires, including those triggered by lightning, are a fact of life. But what happened ... wasn't unnerving enough, the fire also generated its own tornadoes. The following day ...