Storm-chasing for science can be exciting and stressful ... We use a lot of different instruments to track and measure tornadoes, and there is an art to determining when to deploy them.

The Enhanced Fujita Scale provides an estimated range of a tornado's wind speeds, based on the tornado's damage.

Sending an instrument-laden rocket into a tornado ... [ChasinSpin] and [ReedTimmer] are experienced storm chasers, and have a small fleet of purpose-built armored vehicles at their disposal.

It follows professional storm chasers and scientists as they pursue ... In May, she helped a Doppler on Wheels tornado research team deploy instrument pods in the path of storms.

Racing towards a potentially deadly storm may sound like an absurd thing to do – but for some scientific researchers, chasing extreme weather can be enlightening as well as exhilarating.