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Gautama Mehta

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Most of the seafloor explored during Dive 07 of the 2019 Southeastern U.S. Deep-sea Exploration was covered with these manganese nodules, the subject of the Deep Sea Ventures pilot test nearly five decades ago. (Image courtesy of the NOAA Office of Ocean Exploration and Research, 2019 Southeastern U.S. Deep-sea Exploration.)

Humans know very little about the deep sea. That may not stop us from mining it

Gautama Mehta
A person shields themself from the sun with an umbrella as people visit Domino Park in Brooklyn, New York, as a heat wave hits the northeast US on June 18, 2024. (ADAM GRAY/AFP via Getty Images)

How to survive a heat wave on a fixed income

Gautama Mehta
Burning Gas Stove (Getty Images/Géza Bálint Ujvárosi/EyeEm)

Billions of people cook over open fires. Are gas stoves the solution?

Gautama Mehta