Here’s what to know about potential savings on your power bill, and the environmental benefits.

It is not uncommon for planes to strike wildlife, but most episodes don’t result in deaths or serious injuries.

Experts said they were “blind” to the Indian Ocean tsunami in 2004. Twenty years later, working toward a world without tsunami deaths is a challenge.

Forrest Meggers, a professor at Princeton University, has turned his home into a live-in laboratory that pushes the boundaries of sustainability.

© James Estrin/The New York Times

How a chaotic skunkworks race in the desert launched what's poised to be a runaway global industry.