US announces suspension of nuclear arms treaty with Russia

Secretary of State Mike Pompeo announced Friday that the US is suspending the Intermediate-Range Nuclear Forces Treaty, a key pact with Russia that has been a centerpiece of European security since the Cold War.

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A Good Samaritan paid for hotel rooms for Chicago's homeless. Now, others are helping.

A single act of generosity was multiplied again and again this week after a Good Samaritan paid for hotel rooms to shelter homeless Chicagoans from a historic and potentially deadly cold snap.

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Extreme weather shatters records around the world

US cities as cold as the Arctic. An Australian inferno. The UK covered in snow.

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European colonizers killed so many Native Americans that it changed the global climate, researchers say

When Europeans arrived in the Americas, they caused so much death and disease that it changed the global climate, a new study finds.

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South Africa's 'boxing grannies' juke and jab their way to healthier lives

The women range in age from the mid-60s to the early 80s. They love to dance and sing. And twice a week, they come to a gym in Cosmo City, on the outskirts of Johannesburg, to box. They are affectionately known as South Africa's "boxing grannies," and these women are juking and jabbing their way to healthier lives.

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Gigantic hole two-thirds the size of Manhattan discovered in Antarctic glacier

A massive cavity two-thirds the size of Manhattan has been discovered growing in an Antarctic glacier, signaling rapid ice decay that has shocked scientists.

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Human 'hot pot' in China invites tourists to take a dip

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