Ukrainian drones are flying deep into Russia to strike oil facilities. Plumes of smoke can be seen from space and toxic rain ...

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.

Scientists have spent decades cataloging life on Earth’s surface, from rainforest canopies to ocean trenches. But a growing body of research now shows that a vast, hidden biosphere thrives kilometers ...

Add Yahoo as a preferred source to see more of our stories on Google. A large-scale drone attack struck deep inside Russia over the weekend. Benjamin Jensen, senior fellow at the Center for Strategic ...

This is read by an automated voice. Please report any issues or inconsistencies here. Ukrainian long-range drones struck a petrochemical plant 800 miles inside Russia, with damage reported despite ...

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KYIV, Ukraine — Ukrainian forces struck an industrial site deep inside Russia on Saturday, which Ukraine and unofficial Russian news channels say was a key state-owned missile factory. The attack in ...