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In this episode, we examine the science of the cat. We’ll learn about the evolution of cats throughout the world, featuring the Saber-tooth Tiger. Find out how cat senses stack up against other animals. And take a pop quiz that reveals some incredible feline facts.
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The Grand Canyon is one of the planet’s best-known landscapes, yet we often forget that it tells two billion years of the earth's history. In this beautifully filmed program, geologists Karl Karlström and Laurie Crossey take us down the Colorado River over the course of eight days to unveil the layers that tell the story of the planet, the explosion of life, and the development of the landforms North America.
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What makes a winning athlete stronger or faster or jump higher than the competition? In the quest for ultimate performance, hundreds of scientists work in the shadow of top athletes, studying and measuring biomechanics, physiology, neuroscience, and materials in order to push the limits of the human body and sports equipment. This program takes us behind the scenes to follow these scientists as they work with athletes at top research institutions....
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Since the birth of Dolly the sheep in 1996, some fifty species of animal have been cloned. From horses to dogs, cats, and monkeys, this scientific feat is the subject of much debate. But where do we draw the line between ethics and benefit for humanity? Through Argentina, the United States, Italy, and the United Arab Emirates, this documentary explores visits research centers and the cutting edge of cloning, speaks to scientists involved in the process,...
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Cybernetics is the study of the structure and behavior of complex systems, as well as their control and communication. It has its origins in the work of mathematicians, engineers, and biologists of the 1940's. Norbert Wiener coined the term in 1948, when he wrote the book, "Cybernetics: Or Control and Communication in the Animal and the Machine." This documentary examines the history and development of this interdisciplinary field, outlining the...
6) To Dye For
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After discovering their child’s life-altering sensitivity to synthetic dyes, parents and first-time filmmakers Brandon and Whitney Cawood set out to uncover the widely unknown impacts of these additives. They journey to meet with some of the world's leading synthetic dye experts, conducting in-person interviews with scientists, researchers, and impacted families. This exploration reveals a series of shocking stories and surprising discoveries about...
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Examining the global freshwater crisis, this documentary exposes the worldwide cost and consequences of the destruction of nature. Show on location in Canada, the Netherlands, Italy, Switzerland, Albania, and Poland, the program visits rivers, laboratories, farms, and corporations to present varied perspectives and to convey a strong message about one of the greatest threats to the environment.
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Faced with extinction in many river systems of the West, a new genetic discovery could aid in the recovery of the chinook salmon population. This program examines the historical and ongoing causes of their depletion and their importance to the native peoples of the region. It also examines a recent scientific breakthrough that can turn the tide of their declining numbers and save this species from extinction.
9) Ocean Souls
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This emotive documentary on cetaceans, featuring possibly the largest diversity ever seen on film, highlights new scientific discoveries about these whales, dolphins, and porpoises. With footage from over 100 filmmakers and input from over 25 scientists who work in this field, it examines their emotions, language, social organization, intelligence, and human interaction.
10) Eternal Sky
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Set against the remote Andes in the Chilean Atacama desert and New York City, this award-winning film tells an intimate story behind one of science's most competitive races: the hunt for the origins of our cosmos. In a unique, lyrical parallel, it also delves into the lives of several Atacameno elders who bring an original and intriguing vision of the cosmos, offering viewers a mysterious, magical, and philosophical perspective that will captivate...
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NOVA reveals the minute-by-minute story of the Fukushima nuclear crisis-the one you know about...and the one you likely don't. With unprecedented access inside both Fukushima nuclear power plants, NOVA speaks with workers who were there during the harrowing crisis that began as a natural a disaster but was made worse by human beings. But why did the worst happen at one plant-and another that faced nearly identical challenges emerged unscathed? It...
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This documentary is an introspective dive into the power of the mind. It examines both scientific and spiritual interpretations of phenomena such as consciousness and the quantam field. Interviews with doctors, physicists, and energy healers offer multiple perspectives for exploring and challenging traditional beliefs about the nature of reality.
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Thousands of years of human innovation have allowed us to shape the environment to improve lives. The consequences of our activities are not always benign--but there are solutions. From electrifying aviation, to building robots to protect threatened coral reefs, a new generation of engineers is finding creative solutions to some of our most critical environmental challenges. From NOVA.
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When we look at the world at the tiniest scales in the subatomic realm, things get weird - very weird. Take a wild ride through the quantum world, from the discoveries that reveal its strange rules to the amazing technologies it unlocks--with more powerful possibilities to come.
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This documentary investigates the controversy swirling around the breast cancer screening test mammography. Over a 30-year period, the use of the mammogram to detect cancer has led to over-diagnosing 1.3 million U.S. women, resulting in needless treatments for breast cancers that otherwise may not have spread. The program also looks at two alternative, non-invasive tests that can detect cancer before a tumor even forms without the use of radiation....
16) A.I. Revolution
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Can we harness the power of artificial intelligence to solve some of the world’s most challenging problems without creating an uncontrollable force that ultimately destroys us? New AI tools like ChatGPT can now answer complex questions, write essays, and generate realistic-looking images in a matter of seconds. In this episode of NOVA, correspondent Miles O’Brien meets some of the scientists who are at the forefront of AI advancement and explores...
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As artificial intelligence encroaches into courtrooms around the world, promising fairer rulings free from human bias, serious questions arise. Can algorithmic judges truly deliver impartial verdicts, or will they simply perpetuate or introduce injustices in new, inscrutable ways? This film examines both AI’s potential for creating better justice systems by eliminating structural inequities, as well as the risks of inadvertently encoding new forms...
18) The Great Enigma
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This documentary seeks insights into some of the most profound questions of human existence. Bolstered by the latest research and thinking in psychology, biology, and related fields, the film explores what led our human ancestors to evolve so exceptionally when compared with other animals, and through this, tries to understand the essence of what makes us human.
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As the demand for plant-based alternatives to meat grows, so does the demand for new methods of farming and food production. In Dawson, MN, “alt-meat” is not new - soybean processing dates back to the '50s. Now, PURIS, one of the largest manufacturers of pea protein, has moved in to revolutionize the agricultural system. What impact will it have on the town's residents and surrounding communities?
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By studying the flight of insects and birds, scientists hope to create the next generation of efficient bio-inspired flying machines. Animal flight is one of the most complex tasks that evolution has ever managed to achieve. Leonardo da Vinci drew inspiration from nature to design the first flying machines.Today paleontologists and biologists are rewriting entire pages of the history of life on earth, thanks to their discoveries regarding the first...