Add Yahoo as a preferred source to see more of our stories on Google. Could this common home machinery help usher in more renewable energy? Holden Henry/iStock / Getty Images Plus As summer arrives, ...

Air conditioners place a heavy burden on the grid when the weather gets hot, but this strategy shows they can actually help—and without compromising your home's temperature. Reading time 5 minutes As ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. As summer arrives, people are turning on air conditioners in most of the U.S ...

As summer arrives, people are turning on air conditioners in most of the U.S. But if you're like me, you always feel a little guilty about that. Past generations managed without air conditioning—do I ...