The Red Sea was thought to host ecosystems resilient to warming waters, but a 2023 heatwave proves otherwise. A juvenile Red Sea anemonefish, also called a clownfish, looks out from between the ...

A 2023 marine heat wave in the central Red Sea caused 100% of monitored sea anemones to bleach, followed by the death of 94-100% of clownfish and 66-94% of the anemones across three surveyed reefs.

Far below the surface of the Red Sea, in a region long associated with the Biblical story of Moses parting the waters, scientists have stumbled onto a set of “death pools” that look more like science ...