| May 24, 2014
| 10:00 AM
Plans to build a $4-billion experimental "clean coal plant" in the San Joaquin Valley have touched off fears here that as it generates cleaner electricity, it would foul groundwater and air in a region where airborne pollutants are among the nation's...
| May 5, 2014
| 7:50 PM
Nine workers were hospitalized Monday after the roof gave way on a building at the former steel mill in Sparrows Point, disrupting work on the lengthy dismantling of the Baltimore County industrial complex.
Four of those hurt suffered serious to...
| May 7, 2014
| 5:45 PM
California is back on the map as a potential site for Tesla Motors' proposed battery factory but remains a long shot, the electric car company's Chief Executive Elon Musk said Wednesday.
Musk said the automaker is working through a number of issues with...
| May 8, 2014
| 1:43 PM
Shares of Tesla Motors Inc. plunged after the electric car maker reported losing $49.8 million in the first quarter and outlined a host of challenges.
The Palo Alto automaker reported Wednesday that research and development expenses are rising,...
| May 9, 2014
| 12:25 PM
My neighbor is installing a rain garden. Won't that breed mosquitoes? Isn't it better for rain to run off quickly?
Water must sit, unmoving, for three days for mosquitoes to have time to reproduce there. A rain garden empties before then, absorbing...
| May 9, 2014
| 9:40 PM
President Obama capped a weeklong focus on climate change with a push for greater energy efficiency, a pitch particularly attuned to reaching two groups: big-dollar donors in the green movement and activists once inspired by his 2008 ambition to heal...
| Apr 24, 2014
| 6:22 PM
Something stinks in Irwindale. In recent months, officials in the largely industrial San Gabriel Valley city have appeared to be on a crusade to shut down Huy Fong Foods, the company that makes a wildly popular Sriracha sauce, for emitting chili and...
| Apr 24, 2014
| 7:06 PM
Q: I saw a recent TV news report on a new technology that uses infrared heating elements in the course of treating potholes. The manufacturer contends the technique saves money and time, and produces repairs that are more durable. It could be an answer...
| Apr 27, 2014
| 2:19 PM
Tractor trailers filled with dead car batteries made their way up to Gopher Resource's recycling plant in Eagan, Minn. The 30-plus pound blocks were fed into a giant industrial blender and soon became material for new batteries and ammunition.
| Apr 30, 2014
| 5:00 AM
Susan Renaker Nikas still remembers the duck that saved her parents' ceramics business nearly 70 years ago.
The tiny bird was white and seemed to be gliding on a lake, designed on a whim by her mother. As an afterthought, her father added it to an order...
| May 1, 2014
| 11:19 AM
A malfunction at the Calvert Cliffs nuclear power plant caused an automatic shutdown of one of the two reactors there Thursday morning, the latest in a series of issues at the Southern Maryland facility.
Chicago-based Exelon Corp., which operates...