From vibrantly colored reefs in the Maldives to centuries-old temples in Sri Lanka (and so much more), here's why a land-and-sea combo could be one of the dreamiest vacations you've taken.
Hawaii's seabed is littered with long-lost artifacts from World War II. We followed along with one expedition to learn more about what it's like to scavenge for old wrecks.
Darkness is essential for larval animals and spawning coral. In a world that is increasingly becoming flooded with artificial light, what are the consequences for Bonaire—and the planet?