When did indoor air become cold and clean? Air conditioning is one of those inventions that have become so ubiquitous that many in the developed world don’t even realize that less than a century ago, ...

7 Great Inventions of the Modern Industrial Age. Written by Magenius (Paul Bissett and Catherine Prosser). Music by Sally Greenaway. Directed by Shelly Higgs. Street Two. The Street Theatre. Until ...

The 20th-century inventions of microwave and convection ovens and prepackaged foods have made it possible to make a 30-minute dinner. But 18th-century American family meals required hours to prepare.

The lofty wingspan of its title might suggest a lavishly-illustrated, 10,000-page exposition on planes, trains, automobiles and skyscrapers; it's to this book's credit that it isn't. Written by an ...