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PBS: Science (Popularity:  )
Television show companion sites for science series and specials, plus web-original sites. From the Public ...
Category: Science\News and Media
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PBS: Chasing the Sun (Popularity: )
History of commercial aviation seen through the eyes of its innovators.
Category: Science\Aeronautics and Aerospace\Aviation
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Chasing the Sun: Ellen Church (Popularity: )
Includes a profile and photos of Ellen Church, the first stewardess. From PBS.
Category: Science\Aeronautics and Aerospace\Aviation
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