Beneath the turquoise waters of the South Pacific hides a massive secret—Zealandia, a sunken landmass stretching nearly two ...

Tuvalu is one of the smallest countries in the world, its nine tiny islands covering just 10 square miles combined.

Scientists have found a chain of underwater volcanoes near the Cook Islands, which are situated in the sea between French Polynesia and American Samoa — a beautiful forgotten territory of the United ...