Up Next
Back to Show
PBS News Hour
How little of the deep seafloor humans have ever seen
The deep sea covers about two-thirds of the Earth’s surface, but according to a new study, humans are estimated to have observed less than .001 percent of the deep seafloor — an area roughly the size of Rhode Island. Stephanie Sy speaks with the study’s author, Katy Croff Bell, who is working to change that.
Support Provided By

57:46
October 22, 2025 - PBS News Hour full episode

57:46
October 21, 2025 - PBS News Hour full episode

57:46
October 20, 2025 - PBS News Hour full episode

26:44
October 19, 2025 - PBS News Weekend full episode

26:44
October 18, 2025 - PBS News Weekend full episode

57:46
October 17, 2025 - PBS News Hour full episode

57:46
October 16, 2025 - PBS News Hour full episode

57:46
October 15, 2025 - PBS News Hour full episode

57:46
October 14, 2025 - PBS News Hour full episode

57:46
October 13, 2025 - PBS News Hour full episode

26:45
October 12, 2025 - PBS News Weekend full episode

26:45
October 11, 2025 - PBS News Weekend full episode