Nearly half of American teenagers say they are online “constantly” despite concerns about the effect

An experimental jet that aerospace company Lockheed Martin is building for NASA as part of a half-bi

This winter, the West has been slammed by wet weather. An “atmospheric river” has pummeled Californi

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There are spoilers ahead. You might want to solve today's puzzle before reading further! TriathlonCo

Renewable energy is poised to reach a milestone as a new government report projects that wind, solar

The U.S. military in Korea is examining the possibility that Private 2nd Class Travis King had plann

PAXTON, Texas—In the depths of the Piney Woods, a landfill developer wants to build an oil sector du

NEW ORLEANS (AP) — A southeast Louisiana official has been accused of committing perjury for failing

By all appearances, California environmental justice leaders should be taking a victory lap to celeb

Pennsylvania environmental officials did not visit the site of a Christmas Day fire at a natural gas

Two years ago, Illinois had adopted a landmark clean energy law that called for building vast amount

NEW YORK − For Angelina Jolie, the hardest part of playing opera star Maria Callas wasn’t the seven

Photography by Larry C. PriceThis story was produced in partnership with the Pulitzer Center on Cris

Don't call them Nikki and Brie Bella.Because the former WWE stars are now going by their birth names