What exactly is a tornado?
A tornado is a fast moving funnel-shaped cloud under a big storm system.
When there is a tornado, the damage is mostly things are picked up and thrown around and smashed.
How to predict tornadoes
Tornadoes are predicted using a variety of different devices. Doppler radar, infrasound detectors, lightning imaging sensors, and multiple-antenna profile radar (MAPR) are all used to help detect the formation of tornadoes, but there are still errors with these things and the meteorologists have to check whether there is actually a tornado.
What to do/How to cope with tornadoes
A lot of people have underground bunkers where they put their expensive stuff and then hide.
Tornado history in Australia
The last tornadoes in Australia were in 2012