Posted on · Episode: 2925 The wreck of the Francis H. Leggett and the question: What makes history interesting? Today, Oregon’s worst shipwreck.
Posted on · Episode: 2921 The development of Italy’s Reggiane 2005 fighter plane from the American P-35 as genetic analogy. Today, airplane genetics.
Posted on · Episode: 2911 A very big spool: The Quincy Mine No. 2 Shaft Hoist, the largest in the world. Today, a very big spool.
Posted on · Episode: 2896 In which Nadezhda Popova beats off the Wehrmacht in a crop-duster. Today, Nadia Popova.
Posted on · Episode: 2892 Steampunk: An exercise in writing science fiction without predicting the future. Today, steampunk.
Posted on · Episode: 2880 Glacier Bay as seen by John Muir before 1885 — different now. Today, Glacier Bay, in another time.
Posted on · Episode: 2877 What do bees and other creatures see with their unimaginable eyes? Today, technology, engineering, and art.
Posted on · Episode: 2876 In which engineers and scientists assess their work in 1945. Today, scientists speak as WW-II ends.
Posted on · Episode: 2874 The ground effect in the service of birds and human vehicles. Today, the ground effect.
Posted on · Episode: 2871 In which Samuel P. Langley talks about solar powered engines in 1884. Today, an idea, long before its time.
Posted on · Episode: 2867 Augustin Fresnel, light, and lighthouses: from the science of light to the saving of ships. Today, Fresnel and his Lighthouses.
Posted on · Episode: 2866 How many wings on an aeroplane — How many strings on a violin? Thoughts on the maturation of technologies. Today, How many wings or strings on an aeroplane or a violin?
Posted on · Episode: 2849 Fern Andra and Lothar von Richthofen: One lived, one died. Today, Fern and Lothar.
Posted on · Episode: 2827 Dimensionless groups, helping us to deal with the similarity of often very different situations. Today, dimensionless groups.
Posted on · Episode: 2825 In which our lack of fluency with numbers (innumeracy) threatens our national well-being. Today, innumeracy.