Then, the exhaust heat from the bottom plate of the thermoelectric device would be used in the traditional way to warm water up.

ECONOMIST: Solar power

Bacteria would still be able to live in hydrothermal vents at the bottom of the oceans, kept going by heat generated radioactively in the earth's crust.

ECONOMIST: To the ends of the earth

Scrape the bottom of the pan often with your spatula, and decrease the heat gradually as more and more moisture cooks out of the jam.

WSJ: Gourmet Spreads

Generously cover the bottom of a large frying pan with olive oil and place over a high heat.

CNN: Frankie's parmigiana

The bottom line is that CHP uses about 40% less energy than conventional production of heat and electricity.

FORBES: The Case for A Federal Cogeneration Standard

Return pan to low heat and cook until vegetables are soft, about 5 minutes, stirring constantly and scraping the pan bottom well.

NPR: The Comforts of Food