Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world.

The monumental glacier is over 3,000 feet (900 m) deep in some places and conceals several active volcanoes below its surface, the most famous being Grímsvötn, Öræfajökull and Bárðarbunga.

Scientists unveiled the 2025 update for the 'Doomsday Clock' today, revealing that the clock moved one second closer to midnight in 2024. 'This is the closest the world has ever been to midnight ...

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