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This Salvadoran-born physician is the NASA astronaut with the most consecutive days in space.

Mark McInerney will centralize communications, resources, and data analytical capabilities to establish a robust database for the evaluation of UAP.

Recent scientific research found that all of Italy's glaciers below 5,328 meters are in the process of melting.

Tropical forests are critical carbon stores and home to most of the planet's biodiversity.

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