One of the most common assumptions about thunderstorms is that lightning strikes most often in summer.

What lessons can be learned from 2020?
The answer on video with our expert.

Discover the specificities of lightning protection in an exclusive interview with Alain Rousseau, a recognised international specialist in this field.

Do you think you know everything about thunderstorms or would you like to improve your knowledge? Geography, history, economics, science and nature and many other topics will be covered here.

In June 2020, two world records for the length and duration of a single flash (“mega-flashes”) were officially approved by the World Meteorological Organization. Established thanks to new lightning satellite imaging techniques, these two records are more than twice as important as those previously recorded in the USA and France.