00:00They had little formal education and endured catastrophic setbacks, but nothing would deter
00:18them. Through sheer determination, they changed the face of science and our world.
00:24Samuel Langley would go on to pioneer both astrophysics and aviation.
00:32John Breshear would build the instrument that changed physics forever.
00:54The End
00:56The End
00:58The End
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