Episodes
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Did natural selection favor darker skin tones? Professor Nina Jablonski never believed that cancer could have an effect on the evolution of skin color, and new research may prove her right.
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Suzan Murray, Chief Veterinarian at the National Zoo, describes her childhood dream of becoming a veterinarian and makes a special trip to visit her favorite elephant, Shanthi.
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Episodes manquant?
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Yearning to be among the stars led Janet Kavandi to a fulfilling career with NASA.
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Scientist Julie Hall braves the icy waters and freezing temperatures of Antarctica to collect valuable scientific data.
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For planetary geologist Sharon Wilson Purdy, life on Earth sparked an interest in life on Mars. Her ongoing research could one day answer the question: Is there life on Mars?
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For Smithsonian's Under Secretary for Science Eva Pell, science has been a lifelong journey of discovery.
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Astronomy educator Katie Moore is teaching Smithsonian visitors to see the skies in a whole new light.
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The last name gives it away; Carla Dove's area of expertise is ornithology. As a forensic ornithologist she aims to make the skies a safer place for birds and planes.
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Space History Curator, Valerie Neal is living her dream as the guardian of some of America's most valued spacecraft treasures.
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From Antarctic ice sheets to Hawaiian volcanoes, Maria Banks' scientific research on Earth is shedding light on the geology of distant planets.
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A team of Thai researchers has been tracking the clouded leopard for three years - without even a glimpse.
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This is one laid-back zebra shark. Seymour the shark will flip over on his back to allow veterinarians to take an ultrasound.
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Gudrun Pfleuger returns to the very same place where she came face-to-face with wild wolves three years earlier.
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Throughout the brutally cold winter, Gudrun has searched for signs of life within the wild wolf population - finally, she finds evidence.
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At home in the Alps, surrounded by those she loves, Gudrun reflects on her journey from field biologist, to cancer survivor, to mother.
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Take if from a woman who has been face-to-face with the wildest of wolves, there is a right way and wrong way to treat wild wolves.
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Learn the call of the wild. Field biologist Gudrun Pflueger reviews the techniques of the perfect wolf call.
