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, ...

In the 1870s, a tiny fraction of the United States population worked in offices, mostly men. Fifty years later, a third of the labor force was made of office workers, half of them women. The ...

The 20th century technology that powered the Industrial Revolution has also caused climate change. Hear how 21st century advances in technology could limit and reverse the damage, and power the ...

Check out the treasure trove of Apple products--and what they fetched--at Christie’s "First Bytes: Iconic Technology from the Twentieth Century." ...

Historian Epstein (Torpedo) provides a rigorous overview of tensions that emerged between militaries and defense contractors over intellectual property law in the early 20th century. At the center of ...