The world's largest living structure is vast, spellbinding—and more at risk than ever. Here's why visiting Australia's Great Barrier Reef is actually a good thing.

By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...

Coral reefs appear to run a daily timetable for microscopic life in nearby waters. Scientists found that microbial ...

Discover the top six most important decomposers in the ocean and their vital role in breaking down organic matter and ...

The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into ...

The best souvenir? A new hobby. Learn surfing, beekeeping, sailing, scuba, and more at these skillcation-ready hotels and ...

Saudi Arabia is rapidly transforming its coastline into a global tourism hub through the introduction of comprehensive new ...