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Divers found Earth’s deepest blue hole, and the bottom is missing

Far from the open ocean trenches, divers in a shallow Mexican bay have found a vertical portal into the unknown. The Taam Ja’ ...
Discover Wildlife

"I was simply terrified. I felt the whoosh of the current – then it was gone, leaving only a cloud of scales and blood swirling in my flashlight beam"

One of the things they teach you during night scuba-diving training is to direct your flashlight down, not directly in front of you. The aim is to avoid accidentally shining a spotlight on a prey ...