Scholars and Rogues investigated climate-change deniers' claim about Pennsylvania State University's inquiry into allegations of research misconduct against Michael Mann. The publication found that allegations of a cover-up were "extremely unlikely" to be true.

"SAN FRANCISCO -- If electric cars have any future in the United States, this may be the city where they arrive first. The San Francisco building code will soon be revised to require that new structures be wired for car chargers. Across the street from City Hall, some drivers are already plugging converted hybrids into a row of charging stations."

"Indiana Sen. Evan Bayh will not seek re-election this year, a decision that hands Republicans a prime pickup opportunity in the middle of the country. ... What's bad news for the Dems in the longer term could be good news for the climate bill in the short term."

"President Obama is to announce on Tuesday a loan guarantee to allow construction of two nuclear reactors in Georgia, according to administration officials."

"Free condoms, packaged to show the connection between human overpopulation and threats to biodiversity, are the Center for Biological Diversity's Valentine's gift to Americans."

"The U.S. Interior Department on Thursday issued the final terms for leasing almost 37 million acres in the central Gulf of Mexico to energy companies so they can drill for oil and natural gas."

"The U.S. Chamber of Commerce announced late Friday that it would challenge the Environmental Protection Agency's decision to regulate greenhouse gas emissions under the Clean Air Act, setting the stage for a protracted legal battle with the Obama administration over global warming."

"Greenpeace and Sen. Lisa Murkowski's office are in a battle of words over her effort to block U.S. EPA from regulating greenhouse gases."

"Eight days after chemical industry lobbyists met with Obama administration officials, federal regulators delayed action on including bisphenol A in a new effort to better regulate dangerous chemicals. The move is drawing suspicion, considering how the head of the Environmental Protection Agency had been talking tough in one speech after another last fall about the need to protect the public from such chemicals, particularly BPA."

"Lead in paint, gasoline and drinking water is prohibited as dangerous for health and the environment. But the material is scattered in abundance outdoors when it comes to hunting grounds and firing ranges. Tons of lead from ammunition can accumulate on the ground over years and decades. No federal law addresses lead containment at outdoor shooting ranges operating around the country."