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 ...

As the world increasingly focuses on environmental concerns, attention is turning to solar- and wind-powered electricity generation, and to systems that can store such energy for later use. Power ...

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 ...

Johanna Mathieu works for the University of Michigan. She has received funding from the National Science Foundation, Department of Energy, ARPA-E, and the Alfred P. Sloan Foundation. She is affiliated ...