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The weird psychology of airports

National borders, time and place all dissolve at airports, making some people very anxious while others feel liberated.
Leap Day is coming. Marvin Samuel Tolentino Pineda/iStock, via Getty images

Why does a leap year have 366 days?

Humans have synced their calendars to the sun and moon for centuries, but every so often, these systems need a little correction.

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