For centuries, this great electrical storm never truly stopped. But then, in 2010, something unimaginable happened: The Catatumbo lightning went silent. Deep within Venezuela’s Lake Maracaibo ...

A line of storms track east over Homebush.Credit: Wolter Peeters But then the humidity snapped with a rainstorm that belted the city with 24 millimetres of rain in 19 minutes. Lightning flashes ...