People had no idea about the depths of the world's oceans but this video depicts the same by comparing Earth's tallest ...

Could lumpy metallic rocks in the deepest, darkest reaches of the ocean be making oxygen in the absence of sunlight?

Once sealed inside, the diver's only method of communication ... At four hundred feet there came into view the first real deep-sea fish—Cyclothones, lanternfish, and bronze eels.

Marine scientists indeed call a deep-sea brine pool off the eastern coast ... an Underwater Lake That Kills Almost Everything Inside." Los Angeles Times, 5 Nov. 2016, https://www.latimes.com ...

Inside deep-sea coral in the Pacific, an iridescent creature waits in ambush. Zhou Y, Zhang R, Shen C, Mao Q, Zhang M, Zhang D (2025) ZooKeys The underwater mountains of the northwest Pacific are ...