The Best Episodes of Scientific American Frontiers Season 11

Some of the nations top neuroscientists uncover new evidence of our brain's ability to change.

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Discover the science behind people who push themselves to the limits of human performance.

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How did life arise on Earth? What separates humans from apes? Will machines one day invent themselves? Learn more here.

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Learn about advances in the repair and replacement of the hard-working heart.

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Why can't you tickle yourself? Is laughter uniquely human? These little questions might have some big answers.

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Alan Alda learns that sometimes saving endangered species requires restoring whole ecosystems.

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Researchers are uniting biology and technology to give hope to the paralyzed.

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Get to know chimpanzees, how they socialize with each other, new dangers they face, and just how similar our species truly are.

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Join aviation engineer Paul MacCready and Alan Alda as they test fly a variety of unconventional planes.

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Alan Alda explores the real science behind fad foods, eating habits and lifestyles.

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