NOVA.

NOVA

The Planets: Inner Worlds

The rocky planets Mercury, Venus, Earth and Mars all have similar origins, but only one supports life. (60 minutes)

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UPCOMING EPISODES

Sun, 11/17 at 3:00 am on Austin PBS HDTV

Building Stuff: Boost It!

Engineers find ways to amplify one's abilities and senses, from helping a blind man see to building a sling that shoots rockets into space. (60 minutes)

Sun, 11/17 at 5:00 pm on Austin PBS HDTV

Building Stuff: Boost It!

Engineers find ways to amplify one's abilities and senses, from helping a blind man see to building a sling that shoots rockets into space. (60 minutes)

Tue, 11/19 at 6:00 pm on Austin PBS WORLD

Building Stuff: Boost It!

Engineers find ways to amplify one's abilities and senses, from helping a blind man see to building a sling that shoots rockets into space. (60 minutes)

Tue, 11/19 at 11:00 pm on Austin PBS WORLD

Building Stuff: Boost It!

Engineers find ways to amplify one's abilities and senses, from helping a blind man see to building a sling that shoots rockets into space. (60 minutes)

Wed, 11/20 at 7:00 am on Austin PBS WORLD

Building Stuff: Boost It!

Engineers find ways to amplify one's abilities and senses, from helping a blind man see to building a sling that shoots rockets into space. (60 minutes)

Wed, 11/20 at 8:00 pm on Austin PBS HDTV

Building Stuff: Reach It!

Engineers design and build creative new ways to get around, from affordable deep-sea subs to flying taxis. (60 minutes)

Thu, 11/21 at 1:00 am on Austin PBS HDTV

Building Stuff: Reach It!

Engineers design and build creative new ways to get around, from affordable deep-sea subs to flying taxis. (60 minutes)