Oxygen has been historically linked to sunlight. But a new study has suggested that oxygen may also be produced without any sunlight at all. Scientists at the University of Southern Denmark recently ...

Deep below the surface waters of the ocean lives a mysterious world filled with alien-like creatures. Floating around this dark and eerie place are fascinating animals with the ability to create their ...

What has needle-like teeth so large they don’t fit inside its mouth, a huge gaping jaw that completely engulfs its prey, and ...

Sunlight Zone 0 m - 200 m top layer of the ocean where there is enough sunlight for photosynthesis; hence plants tuna, sharks, dolphin, jellyfish, plankton Twilight Zone 200 m - 1000 m a dim zone ...

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Tell students they should conduct research using books or the Internet to determine the range of depths where their zone is located in the ocean; any idiosyncratic environmental characteristics of ...