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Scientific American Frontiers

Season 11 • Episode 5 • Life's Little Questions II

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Scientific American Frontiers Season 11, Episode 5: Life's Little Questions II

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Why can't you tickle yourself? Is laughter uniquely human? These little questions might have some big answers. Watch Scientific American Frontiers Season 11, Episode 5 Life's Little Questions II in HD free online. Enjoy high-quality streaming of Scientific American Frontiers Season 11, Episode 5 and share your thoughts in the comments below!

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Episodes

10 episodes
1

Changing Your Mind

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

60 min
2

SuperPeople

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

60 min
3

Life's Really Big Questions

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

60 min
4

Affairs of the Heart

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

60 min
5

Life's Little Questions II

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

60 min
6

Wild Places

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

60 min
7

The Bionic Body

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

60 min
8

Chimps R Us

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

60 min
9

Flying Free

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

60 min
10

Fat and Happy?

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

60 min