Why might the U.S. be interested in deep-sea mining, and what are the environmental risks? Here's what you need to know.

However, when he measured elevated oxygen levels at the bottom of the Pacific Ocean in 2013 ... in which they report that two strains of deep-sea bacteria can reduce nitrate to ammonia, a process that ...

ROV SuBastian/Schmidt Ocean Institute While most deep-sea ecosystems depend on nutrients ... for the newly exposed seafloor, reaching the bottom via a remotely operated vehicle on Jan. 25.

Countries have debated for decades whether to allow mining on the ocean floor, a potential trove of critical minerals. Now, a Canadian startup says it will move ahead, whether or not rules are in ...

The Trump administration is drafting an executive order to enable the stockpiling of deep-sea metals to counter China's ...

The Metals Company said it would apply for permits under a 1980 U.S. law, after President Trump signed an executive order calling for an increase in U.S. mineral production.