Chasing tornadoes, scientists still looking to unlock secrets of destructive storms

Take a look inside an intense tornado chase in Colorado

Weather IQ: Understanding the difference between EF0 to EF5 tornadoes

The 'EF scale' measures the intensity of tornadoes

Tornado Strength by the Numbers

Tornado Safety: How to identify safest places inside your home

Tornado Safety Tips | What you need to know to be as safe as possible

Tornado formation safety: procedures and tips to stay safe until it's over