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2 stories
Ancient teeth reveal 25,000-year betel nut habit
Researchers found evidence that hunter-gatherers were sucking betel nuts thousands of years ago, making it one of humanity's oldest drug habits.
NPR · 3m
Whales grieve their dead like humans do
A humpback mother's vigil over her stillborn calf reveals emotional depth in marine mammals.
Dailymail · 2m