Heat pumps

Live in a cold state? Here’s an easy way to cut your winter electric bill

Environment

David Lachman has come up with what he thinks is a quick, easy way for residents of areas with colder climates to cut electric bills. Turn the modern refrigerator into a bit of an old-fashioned ice box.

Living on Earth Updates

The World

Untapped Energy Source

Cool Fix for a Hot Planet

Almanac/First Refrigerator

The Living on Earth Almanac

This week, we have facts about refrigeration. In 1851, a doctor gave up his medical career and received a patent for a prototype of mechanical refrigeration.

The World

Reconditioning the air conditioner (sounds hot, right?)

Environment

As part of The Takeaway’s Power Trip energy series, John Hockenberry heads to Novato, California, where some wacky guys are using the human lung to create better air conditioners.