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Scientist Profile: Eco-Friendly Materials Scientist | PBS LearningMedia

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This DragonflyTV segment introduces Dr. Anil Netravali, a scientist who engineers earth-friendly, biodegradable building materials using parts from plants and trees. Here, he discusses his work engineering an organic skateboard. Also available in Spanish.

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Scientist Profile: Renewable Energy Scientist | PBS LearningMedia

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This DragonflyTV segment introduces renewable energy engineer Sandra Begay-Campbell, who works to bring alternative energy to remote parts of the Navajo Nation. A Navajo herself, Begay-Campbell works with the U.S. Department of Energy and the Navajo Nation to find energy solutions. Also available in Spanish.

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Scientist Profile: Robotic Soccer Scientist | PBS LearningMedia

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Manuela Veloso is an artificial intelligence (AI) researcher from Carnegie Mellon University who programs small robot dogs to play soccer. Her primary goal is increasing the learning abilities of her robots. This video is available in both English and Spanish audio, along with corresponding closed captions.

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Scientist Profile: Robotic Life Scientist | PBS LearningMedia

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Cynthia Breazeal, a ground-breaking robot designer, was inspired by the movie Star Wars. She build Kismet, her first sociable robot, at MIT, where she's now a professor. Cynthia remembers that Kismet had a really expressive face. She's now working on Leonardo who's all about character and personality.

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Scientist Profile: Nanoparticle Safety Scientist | PBS LearningMedia

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This DragonflyTV segment introduces chemist Dr. Christy Haynes who, with her team of graduate (and one undergrad) students, investigates how nanoparticles interact with our immune system. Her research will help improve every day safety as we use products containing nanoparticles. Also available in Spanish.

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Scientist Profile: Space Research Scientist | PBS LearningMedia

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This DragonflyTV segment introduces Andrew Liu, a project scientist at the MIT Center for Space Research. Andrew studies how humans adapt to the zero-gravity atmosphere of long space flights.

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Scientist Profile: Dairy Scientist | PBS LearningMedia

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Did you know that making ice cream is a science? That's Dairy Scientist Phillip Tong's specialty. As a researcher at California Polytechnic State University, it's his job to find ways to improve the process for making ice cream, and to come up with tasty new flavor ideas.

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Scientist Profile: Weather Scientist | PBS LearningMedia

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This DragonflyTV segment introduces NASA atmospheric scientist Robbie Hood, who studies hurricanes and their origins in order to improve the ability of the scientific community to pedict when one will occur. She's even flown over and through hurricanes to collect data. Also available in Spanish.

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Scientist Profile: Frog Scientist | PBS LearningMedia

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This DragonflyTV segment introduces biologist Dr. Tyrone Hayes, who discusses how chemical pollutants, such as pesticides, endanger amphibian populations, and keep them from growing normally. Also available in Spanish.

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Scientist Profile: Earthquake Scientist | PBS LearningMedia

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Engineer Jose Restrepo is an earthquake scientist in California. As a child growing up in Colombia, he loved to study buildings. In 1978, when he was a college student, a large earthquake struck Colombia. That's when he decided to study earthquakes. He now uses that knowledge to find ways to make concrete structures more resistant to an earthquake's shock.

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Scientist Profile: Mud Scientist | PBS LearningMedia

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This DragonflyTV segment introduces environmental geologist Dr. Laura Triplett, who discusses her work collecting and analyzing mud deposits from Minnesota's St. Croix River. She studies the mud samples to determine how humans have affected and continue to affect the river's water quality.

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Scientist Profile: Whale Scientist | PBS LearningMedia

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This DragonflyTV segment introduces marine biologist Ed Lyman, who leads a team that rescues (up to 45 ton!) whales that get caught in fishing nets in the Alaskan waters. Also available in Spanish.

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Scientist Profile: Cilia Scientist | PBS LearningMedia

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This DragonflyTV segment introduces Dr. Richard Superfine, a physicist who advances biology through his work using nanotechnology to engineer artificial lung cilia. Scientists use this artificial cilia to to improve treatments for Cystic Fibrosis and other diseases. Also available in Spanish.

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Scientist Profile: Shark Scientist | PBS LearningMedia

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Steve is an aquarist and elasmobranch (shark and ray) expert at the Aquarium of the Pacific. He loves his job because he gets to scuba dive often and handle animals everyday. Steve says volunteering as an aquarium helper is a great way to get your feet wet in the marine sciences!

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Scientist Profile: Rock Scientist | PBS LearningMedia

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This DragonflyTV segment introduces igneous petrologist (volcano scientist) Dr. Karin Block, who studies the history of the rocks beneath New York. She explains how gathering information from New York's basalt deposits helps scientists to better understand the earth's mantle. Also available in Spanish.

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Scientist Profile: Primate Scientist | PBS LearningMedia

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When Primate Scientist Lisa Parr was a girl, she already knew she wanted to be a scientist. In college, she learned about the exciting world of primates. Now, at the Yerkes Primate Research Center, she studies how chimpanzees communicate with their facial expressions and gestures and how chimps recognize each other.