"The Nuclear Regulatory Commission voted 3 to 2 on Tuesday to require improvements to the emergency vents at 31 American reactors that share design similarities with the Japanese reactors that melted down two years ago. The agency stopped short, however, of requiring filters to scrub out radioactive particles coming through those vents."

"If the Obama administration has its way, $2 billion in new revenue from offshore oil drilling will fund research into how to wean American drivers off imported oil."

"In Carlsbad, the nation's largest desalination facility will require lots of energy — and money. It is expected to provide no more than a tenth of San Diego County ratepayers' overall water supply."

Today the Supreme Court will hear arguments in a case testing the reach of GMO companies' market power based on intellectual property claims -- and while environment and health are not immediately before the court, a case that could have wide impacts on both.

"Tesla Motors and The New York Times are at odds over one reporter's account of an ill-fated winter test drive of the Model S electric car. Many blame winter, but Tesla Motors blames gross inaccuracies in the Times report."

An asthma inhaler rigged to a GPS device? Just as this new medical tech device may help researchers determine the precise triggers of asthma attacks, the emerging field of geomedicine promises to help correlate environmental conditions with health risks.

"Bird flu researchers end a yearlong moratorium on experiments to determine whether the H5N1 virus can mutate and spread among humans. The work, which was deemed risky, won't resume yet in the U.S."

"The lighting industry has finally come up with an energy-efficient replacement for the standard incandescent bulb that people actually seem to like: the LED bulb."