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Saturday, May 21, 2022
Home Researchers created “chemical gardens” — chimney-like structures normally found at bubbling vents on the seafloor — in the laboratory. (NASA/JPL-Caltech) Researchers created "chemical gardens" -- chimney-like structures normally found at bubbling vents on the seafloor -- in the laboratory. (NASA/JPL-Caltech)

Researchers created “chemical gardens” — chimney-like structures normally found at bubbling vents on the seafloor — in the laboratory. (NASA/JPL-Caltech)

Researchers created "chemical gardens" -- chimney-like structures normally found at bubbling vents on the seafloor -- in the laboratory. (NASA/JPL-Caltech)

Researchers created “chemical gardens” — chimney-like structures normally found at bubbling vents on the seafloor — in the laboratory. (NASA/JPL-Caltech)

This image from the floor of the Atlantic Ocean shows a collection of limestone towers known as the “Lost City.” Alkaline hydrothermal vents of this type are suggested to be the birthplace of the first living organisms on the ancient Earth. (D. Kelley and M. Elend/University of Washington)