Typhoon Mangkhut bears down on millions in Philippines

A super typhoon roared toward the Philippines on Thursday, packing fierce winds and heavy rains that are expected to strike the disaster-prone nation at the weekend before moving on to China.

Submarine volcanoes add to ocean soundscape

Most volcanoes erupt beneath the ocean, but scientists know little about them compared to what they know about volcanoes that eject their lava on dry land. Gabrielle Tepp of the Alaska Volcano Observatory and the U.S. Geological ...

US agency: Keep threatened status for green sea turtles

Hawaii's green sea turtles should continue to be classified as threatened because its population is small and nearly all of them nest at the same low-lying atoll, federal wildlife agencies said Friday.

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