DR. JOLY'S strictures on the units of heat at present in use will meet with a ready endorsement from those who have worked on calorimetry. The large calorie is too large for convenience in most cases, ...

If you’ve been hearing a lot about heat pumps lately and wondering why, you’re not alone. Heat pumps are having a moment – ...

Alan Pears provides advice and consults to the Australian Alliance for Energy Productivity and Energy Efficiency Council as well as governments and community groups such as Renew on issues related to ...

A common refrain is that they’re only effective in mild climates. We put that idea to the test. Credit...Photo illustration by The New York Times; Shutterstock Supported by By Sofia Quaglia Heat pumps ...

If you’re one of the 100 percent of humans who lives somewhere warmer than –460 Fahrenheit, we’ve got good news: You probably qualify for a heat pump. Instead of generating heat, this ...

Heat is a one form of energy that runs from substance having high temperature to a substance with low temperature with respect to a specific matter. Heat is a one form of energy that runs from ...

MR. GRIFFITHS, in a recent communication to the Royal Society, has called attention to the indefiniteness attending our present knowledge of the heat unit. In this connection I would wish to ...

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