Like Titanic, the liner sank in frigid predawn waters. But all Explorer's passengers were rescued, and a National Geographic ship was first on the scene.

Activists protest Japan's whaling, a deadly mine accident roils Ukraine, fog envelopes Dubai skyscrapers, and more.

Mineral analysis of a distinctive group of jade artifacts suggests that Southeast Asia boasted one of the largest marine trading networks of prehistoric times.

Dolphins have always liked the warm Mediterranean. Why are some of them now swimming around the Baltic Sea and playing with boats in northern Germany?

The rising sea is eating away at Copacabana and Ipanema—Brazil's most famous beaches.

Deadly seismic forces are on display at the Anak Krakatau volcano, which erupted this week. Several Indonesian volcanoes have acted up recently.

A Swiss adventurer is taking his solar-powered car on a world tour to promote conservation. His latest stop is in India.

The Adriatic Sea 'plays' a giant Croatian organ. The instrument's designer was inspired by the sounds of the water meeting land.

Endangered whooping cranes bred in captivity must be taught to fly south. Once the birds learn the route from Wisconsin to Florida, they remember it.

King Tut's mummy was moved to a high-tech glass case on November 4, 2007, the first time the famous pharaoh has ever been publicly displayed.

A flatbed trailer hauled a medieval church to its new home in eastern Germany. The technically ambitious move has cleared the original site for mining.

Which island destinations are succumbing to tourism overkill, and which are wearing well? Experts weighed in on 111 hot spots for a new survey.

Sorry, Da Vinci Code buffs—still no whiskers to be found on the Apostle John (Mary Magalene?), even in the hair-raisingly precise 16-billion-pixel image.

Astronauts install a solar panel on the International Space Station and consider extending their mission.

Japan's young and old dress up and decorate for Halloween. Retailers order their Halloween supplies months in advance.