The ruling said the stay on an order by a federal judge last month was temporary and gave both sides until Sept. 20 to file written arguments in the case.

The House speaker and Energy and Environment subcommittee chairman get an earful about the pluses and minuses of imports from Alberta's oil sands operations.

Access to improved water sources changes everything about life for subsistence farmers in Rwanda.

Psychologists have discovered that some of the most hallowed advice on study habits is flat wrong.

Campaigners may have set their sights too high in pushing for rooftop solar panels at the White House.

A leaked German analysis plots a peak in global oil supplies, followed by an irreversible decline that drives up transportation prices and fosters product shortages.

A computerized analysis finds that irrigation may be cooling big swaths of North America, Europe and Asia, temporarily masking the effects of global warming.

Marc Tessier-Lavigne will be the first to leave Genentech’s top scientific ranks since its acquisition by Roche in March 2009.

Everyone is exposed to BPA, but after hundreds of studies, there is no consensus about its safety.

The Federal Trade Commission says that in many instances, Lights of America's LED bulbs produce significantly less light and have far less longevity than the company says in its marketing.

A review board suggests hiring dozens of new oil and gas drilling inspectors, giving additional training to those already on the job and investing regulators with more authority to cite violations and impose fines.

The area in which LED's will best replace compact fluorescent bulbs, an executive suggests, is in directional lighting.

Debates over the human element in recent weather calamities are a distraction from climate realities.

Stephen Hawking’s pop-science book about the origins of our universe got attention for a passage about God.

Vegan eating has had a growth spurt in recent years, but a victory on a Food Network baking show this summer has showered attention on vegan food's fine taste.

If I tweeze out the single hair that grows from a facial mole, will it cause cancer, as my friend insists?

A federal judge refused to lift a ban on federal funding of human embryonic stem cell research.

Archaeologists uncovered the remains of a settlement that flourished more than 3,500 years ago.

The next frontiers for mobile robots are the office, hospital and home.

Arizona's Green Party is not amused by a Republican operative's effort to recruit people from the streets to run as Green candidates on the November ballot.