Tag: Archives

Physics & Physical Sciences playlist: Points out some of the amazing consequences of Albert Einstein’s Theory of Relativity. Silent. Originally a public domain film, slightly cropped to remove uneven edges, …

more at “Great film on behavior and owning up to your bad actions.” NEW VERSION with improved video: Originally a public domain film from the Prelinger Archives, slightly cropped to …

Corning’s “ribbon machine,” invented in 1926, enabled the mass production of light bulbs and continues to be used today for their production.