Watch curiosity: searching for carbon HDToday. The Curiosity rover is seeking environments on Mars that could support life—or could have in the past. Earlier Mars missions found signs of water, but not organic carbon—life’s essential building block. Watch the Curiosity team prepare to hunt for carbon at Mount Sharp, which holds a geologic record hundreds of millions of years old.
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Principles of Curiosity presents a general introduction to the foundations of scientific skepticism and critical thinking, focusing on a simple...
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THE GREAT AUSTRALIAN FLY looks at how a national nuisance has shaped Australia and its people, confounding our scientists, influencing our lifestyle...
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Amidst radical changes in nicotine use globally, one filmmaker's journey through the confusion & fear leads to a startling discovery about Earth's...
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Tobacco, climate change, pesticides,... Never has scientific knowledge seemed so vast, detailed and shared. And yet it appears to be increasingly...
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Wildlife photographer Richard Sidey joins an international team of whale research scientists in Antarctica to document their work on how Humpback...
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In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite) discuss the Big Bang theory, God, our existence...
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Earth teems with a staggering variety of animals, including 9,000 kinds of birds, 28,000 types of fish, and more than 350,000 species of beetles....
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In this two-hour special, NOVA captures the turmoil that tore apart the community of Dover, Pennsylvania in one of the latest battles over teaching...
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A documentary that explores the natural world of the sea, from the single-celled organism to more complex forms of life, OCEAN ORIGINS was originally...
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Let There Be Light follows the story of dedicated scientists working to build a small sun on Earth, which would unleash perpetual, cheap, clean...
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THE BRAIN is an astonishing voyage of discovery into our last biological frontier. Although today s computers can make calculations in one-100th of a...
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Featuring Michael Pollan and based on his best-selling book, this special takes viewers on an exploration of the human relationship with the plant...