The Obama administration on Monday cited control systems on subsea blowout preventers as one reason for its offshore drilling moratorium. But more than a year before the BP oil spill, authorities learned that balky control systems were the most common cause of blowout preventer failure.
07/13/2010 04:26 pm
Over the past couple of years, court rulings and new regulatory efforts by the Environmental Protection Agency have increased the emphasis of the location of SO2 emissions. That means that the national market may be coming to an end.
07/13/2010 11:53 am
Photos of the Day Photos of the Day 07/01
Shares of electric car maker Tesla Motors went public Tuesday.
06/29/2010 03:35 pm
Environmentalists worry that burning biomass as fuel could have as many harmful ecological and health effects as coal.
06/24/2010 11:10 am
Any effort by Afghanistan to improve water management could ruffle neighbors, who benefit from the country's losing two-thirds of its water due to lack of infrastructure.
06/15/2010 10:00 am
Swiss scientist Michael Graetzel won the 2010 Millennium Technology Prize for his work on inexpensive solar cells for renewable energy projects.
06/09/2010 03:44 pm
Google plans to combine web surfing with channel surfing on televisions, along with Sony, Intel and Logitech International, this fall.
05/20/2010 05:40 pm
New nuclear power plants can be built faster thanks to new simulation tools on the iPhone and iPad.
05/10/2010 04:00 am
By 2050, 7 out of 10 people will live in megacities, offering the benefits of concentrated living but also some of the biggest public-works challenges in human history.
05/05/2010 12:22 pm