Maria Paz Gutierrez
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Irish comedian Maeve Higgins moved to the U.S. with a visa for artists with "extraordinary abilities." But the myth of the "good immigrant," she says, perpetuates harm and discrimination.
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Much of our ancestral histories can be found in our bones. Archaeologist Carolyn Freiwald traces the story of human migration through the hidden clues in our bones and our teeth.
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It's easy to see why sloths have become icons of laziness. But zoologist Lucy Cooke says behind their leisurely pace is a marvelous evolutionary advantage that is the secret to their survival.
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Each day, we breathe about 22,000 times--and all that time we smell. Scent historian Caro Verbeek recreates scents of the past. She says, just like music and art, smell is a part of our heritage.