Author: Dr. John Lienhard

Episode: 1395 The World's Worst Aircraft: learning what constitutes bad.  Today, the worst airplanes ever built!

Episode: 1393 Early inventions of the electric telegraph.  Today, we look at ninety years of electric telegraphy before Morse.

Episode: 1392 The nature of fog and of redwood trees.  Today, fog in the forest.

Episode: 1391 The Johnstown Flood. They didn't see it coming.  Today, a dam breaks.

Episode: 1389 The supply of wood: trouble along the Equator, good news to the North.  Today, some good news and some bad.

Episode: 1388 A short history of tunneling.  Today, let's tunnel our way through history.

Episode: 1387 The ghost fleet of wooden ships in Mallows Bay.  Today, a fleet of sunken ships.

Episode: 1386 Benjamin Franklin invents the glass armonica -- no mouth organ, this.  Today, singing wine glasses.

Episode: 1385 How David Bushnell built his submarine for the Colonial Army.  Today, a new look at a Colonial technology.

Episode: 1384 The samurai sword and quality control through ritual.  Today, let's talk about ceremony and technology.