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Russian expedition uncovers long-lost Soviet nuclear graveyard buried beneath the Arctic Ocean

The Arctic Ocean has long served as a vault for Cold War secrets. As polar ice recedes and new marine corridors open, the ...

Tiny Mars's big impact on Earth's climate: How the red planet's pull shapes ice ages

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...