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What makes some types of cancer resistant to drugs? Reporting in Nature, researchers write that cancer cells may be dodging treatment with help from seemingly innocent bystanders. Cancer researcher Todd Golub discusses how a tumor's microenvironment may affect its behavior.

Reporting in Science, two teams of scientists say they were unable to replicate the results of a 2010 study claiming to have found 'alien life' on Earth--a bacterium that could build its DNA using arsenic. Science journalist Carl Zimmer talks about how the controversy played out online, and how science corrects itself.

Researchers say there's no evidence electric fans actually provide relief in a heat wave. So they're calling for more research, even though heat waves are hard to predict and even harder to study once they hit.

Is there more to tasting than meets your tongue? Researchers are investigating how the way food smells, or looks, can change the way it's perceived. Can eating something in a blue bowl make it seem saltier? Marc Abrahams, editor of theAnnals of Improbable Research, describes the research, and shares some food industry "insider" tips for making food taste better.

Most also believe the United States should play a significant role in addressing climate change.

The Mine Safety and Health Administration (MSHA) and the Labor Department are putting together a team of agency experts and lawyers to consider statutory and regulatory weaknesses detailed by NPR and the Center for Public Integrity this week.

An Oakland, Calif., nonprofit group encourages low-income families to figure out for themselves what they need to get ahead, and then helps them achieve their goals. Its pilot program for low-income families is proving to be a promising new approach to an old problem.

The judges are expected to make a decision by late August, and a lot of people outside Texas are interested in the outcome. A number of states have passed voter ID laws, and several await Justice Department "preclearance." If Texas loses, it will almost certainly appeal to the Supreme Court.

One top rabbi said a court ruling making the practice illegal meant there was "no future for Jews in Germany."

Writer David Rowell always imagined what a seaside town with a boardwalk could be. He found it as an adult, on Delaware's Rehoboth Beach.