More than 10,000 feet deep in the ocean, the seafloor is covered with what look like dark, lumpy potatoes. These polymetallic nodules, as they're known, take millions of years to form, slowly ...

Deep-sea mining promises critical minerals for the energy transition without the problems of mining on land. It also promises to bring wealth to developing nations. But the evidence suggests these ...

This story was supported by the Pulitzer Center’s Ocean Reporting Network, where Elizabeth Claire Alberts is a fellow. It is part one of a two-part investigation into TMC, its investors, partners and ...