The builder of the first guidable airships, Count Ferdinand von Zeppelin, was born on this day in 1838. Sunday, July 8, 2007
SciTech Spotlight
The builder of the first guidable airships, Count Ferdinand von Zeppelin, was born on this day in 1838. Saturday, July 7, 2007
SciTech Spotlight
Joseph-Marie Jacquard, who revolutionized the textile industry with this programmable looms, was born 255 years ago today.
Friday, July 6, 2007
Thursday, July 5, 2007
Wednesday, July 4, 2007
Tuesday, July 3, 2007
Sunday, July 1, 2007
SciTech Spotlight
Today is the 133rd birthday of the Philadelphia Zoo. The first zoo established in the U.S.
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