A map from NOAA's sea level rise viewer shows U.S. coastal cities at risk from rising sea levels. The dark blue areas indicate significant projected rises.

Blue holes are extraordinary underwater sinkholes formed in shallow limestone plateaus. From an aerial perspective, they appear as dark blue circles amidst lighter surrounding waters.

The SeaNXT Elite is a pricey underwater scooter than can reach speeds of up to 13 mph. It can run for up to 80 minutes on a single charge.

Insomnis developer Path Games has announced Dark Mass, a psychological horror game set entirely in a fully submerged underwater manor. It will launch for PlayStation 5, Xbox Series, and PC via Stea… ...

The system can take color photos of remote submerged objects—even in dark settings—and convey the data wirelessly for real-time monitoring of underwater environments, aiding the discovery of ...

Black Panther: Wakanda Forever ... And now you’ve got people who are entirely painted blue, fighting underwater. So, you’ve got abrasion — and abrasion and water, that’s how you get most ...