Authorities have warned lives, homes and infrastructure are at risk from a category five cyclone tracking towards Western Australia's Pilbara coast. Tropical Cyclone Zelia is expected to make ...

The Enhanced Fujita Scale, love it or hate it, is our current system for rating the hundreds of tornadoes that occur each year across the United States. To much chagrin, it rates tornadoes solely ...

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Dunes are often the first line of defence when powerful storms — like the one Cyclone Alfred delivered ... To visualise the scale of this change, ABC News has mapped sections of the coastline ...