Template:Motd/2011-03-09 (en)

The drinking bird is a heat engine that exploits a temperature differential to convert heat energy to a pressure differential within the device, and perform mechanical work.

 Template:Motd/2011-03-09

This is the English translation of the Media of the day description page from 9 March 2011.

Descriptions in other languages:

• Motd/2011-03-09 (de)
• Motd/2011-03-09 (en)