Researchers uncover a possible active underwater volcano chain near the Cook Islands, hinting at fresh geological activity.

The estate's previous owners include the late Japanese billionaire Genshiro Kawamoto and the late developer Chris Hemmeter.

Hawaii is the ultimate escape for the traveler seeking natural beauty and relaxation in a holiday destination. With pristine beaches, unique local culture, fresh and delicious food, and endless ...

But very large storms with high, sustained winds can generate waves with periods of more than 20 seconds. These waves travel ...

The iguanas' 8,000-kilometer trip — one-fifth of the Earth’s circumference — is the longest made by a flightless land vertebrate.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Around 34 million ...