Climate change is driving some fish into cooler, deeper waters. Now they may be faced with another challenge: how to make sense of a world drained of color. DURHAM, N.C. -- When marine biologist ...

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Scientists analyzed the DNA of fish in the Galapagos Islands and discovered a colorful new species with white speckles, a study said. Photo from Getty / iStockphoto Swimming through the crystal blue ...

Hundreds of feet below the ocean’s surface, somewhere between the dark ocean floor and the bright blue shallows, lies the twilight zone. It’s a world of the unknown, but in some tropical and ...