Why don't we know what narwhals' tusks are for? New footage suggests they use the tusks to stun fish before eating then, but some mysteries remain.

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The Danish expedition to the Arabian Peninsula of 1761-1767 was a bungle of mismatched egos and wretched conditions. There was only a single survivor.

Nearly half the population in the Middle East is under 25 years old, and their unemployment rate hovers at a staggering 30%.

Godey’s Lady’s Book, one of the most influential American publications of the nineteenth century, tried to halt the Civil War.

People have long told stories about wildmen, creatures who straddled the line between human and animal. But Bigfoot himself first appeared in the 1950s.

We often picture the Himalayas as pristine. In reality, Everest's snows cover empty oxygen tanks, wrappers, cans, and an array of debris left behind by climbers.

This year marks the 150th anniversary of the birth of Canada as a nation. They that took as their model of democracy lessons from both Britain and the US.

Dating back to at least medieval times, the condom has taken a winding path to social acceptance.

Frank Lloyd Wright remains the most famous American architect even though he was born just two years after the end of the Civil War.