All Pieces for William S. Hammack
The computer mouse seems commonplace now, but it truly revolutionized computers.
Bought by New Hampshire Public Radio
- Added: Nov 02, 2009
- Length: 02:36
- Purchases: 1
winter day, while ice fishing, Birdseye piled his catch beside his fishing hole. The combination of ice, wind and temperature instantly froze the f...
- Added: Nov 02, 2009
- Length: 02:25
." The key obstacle to these cars, and their achilles heel, is getting the hydrogen to the car.
- Added: Nov 02, 2009
- Length: 02:40
Two hundred and fifty million Slinkys have walked into their own boxes since 1945.
Bought by WDET Detroit Public Radio
- Added: Nov 25, 2008
- Length: 03:13
- Purchases: 1
An engineer uses heat transfer theory to reveal how to cook a turkey
- Added: Nov 11, 2008
- Length: 02:16
The story of how voting machine began, in Australia, as gambling devices.
Bought by KDNK
- Added: Oct 27, 2008
- Length: 02:26
- Purchases: 1
Electronic voting seems ideal, but it may well threaten democracy
- Added: Oct 27, 2008
- Length: 02:40
A look at how a typical American uses water - a large percentage of which is imported from outside the US!
Bought by Real Estate Today
- Added: Oct 20, 2008
- Length: 03:43
- Purchases: 1
An engineer looks at the Declaration of Independence and sees the science underlying the document.
Bought by RadioFreePalmer, Prairie Public, KUFM - Montana Public Radio, KTRT RADIO INC, KUFM - Montana Public Radio and more
- Added: Jun 14, 2004
- Length: 02:46
- Purchases: 16
A visit to the Ice Hotel in the arctic circle of Sweden
Bought by XRAY.fm, KTNA, WDET Detroit Public Radio, KXOT Public Radio, Prairie Public and more
- Added: Mar 11, 2004
- Length: 26:19
- Purchases: 6