For the first time ever, a Greenland shark -- that up until now scientists had thought lived only in Arctic waters -- was recently spotted near a Caribbean reef.
The 58-year-old submersible Alvin successfully reached a depth of 6,453 meters (nearly 4 miles) off San Juan, Puerto Rico, the deepest dive ever for the storied underwater vehicle.
Ocean conservation organization Mission Blue announced this week that it has recognized the waters off the southern coast of Hong Kong as the newest "Hope Spot."
The Divers Alert Network Europe's Sustainable Tour 2022 arrived in London today, and will travel across the U.K. and Ireland in a Hyundai electric vehicle.