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More than 60 mammal species--like the famous flying squirrel--have adapted the ability to sail from tree to tree. Thrilling, yes

Science Online London 2011 is the fourth annual meeting of people interested in the way the Web has transformed scientific research and communication.

Nobel Laureate Avram Hershko, who determined cellular mechanisms for breaking down proteins, talks about his research in a conversation recorded at the Lindau Nobel Laureate Meeting in Lindau, Germany. [More]

By Matt Kaplan of Nature magazine Analysis of fossil traits suggests that Archaeopteryx is not a bird at all. [More]

When he retired after 26 years as an investigator with the Nuclear Regulatory Commission's Office of the Inspector General, George Mulley thought his final report was one of his best. Mulley had spent months looking into why a pipe carrying cooling water at the Byron nuclear plant in Illinois had rusted so badly that it burst. His report cited lapses by a parade of NRC inspectors over six years and systemic weaknesses in the way the NRC monitors corrosion.

SHANGHAI -- For Jin Liang, a typical Chinese who watches his utility bills carefully, each scorching hot summer day posed a dilemma: Should he switch on his air conditioner, or keep it off to cool the impact on his wallet? But his dilemma faded away this year after Jin moved into a new apartment. It features magical materials that allow him to comfortably turn off the air conditioner and yet stop sweating

Several Scientific American staffers recently flew out to Mountain View, Calif.

When my first child was born, I was very happy, as many moms are, but also a little on edge. [More]

Pixazza, a startup backed by Google Ventures, is known for "in-image advertising," a method of overlaying photographs with relevant ads--when a user mouses over a picture of, say, a bicycle, for example, he or she might see an offer to purchase a bike from an onlne retailer such as Amazon or Sears; if a purchase is made, Pixazza takes a cut of the sale.

Hospitals might not always be the happiest places on Earth. But some might get a little happier, with help from Disney. [More]

Antibiotics don’t work against viruses. But doctors sometimes give antibiotics to patients who have what turns out to be a viral infection. Which adds to the growing problem of antibiotic resistance

Just a quick summary of the day:

By Lori Grannis MISSOULA, Montana (Reuters) - Environmentalists went to federal court on Tuesday seeking to restore endangered species safeguards for some 1,200 gray wolves in Montana and Idaho removed from protection by an unprecedented act of Congress. [More]

By Lauren Keiper BOSTON (Reuters) - Rising sea waters may threaten U.S. coastal cities later this century, while the Midwest and East Coast are at high risk for intense storms, and the West could see compromised water supplies

By Christine Stebbins CHICAGO (Reuters) - Rich countries grabbing farmland in Africa to feed their growing populations can leave rural populations there without land or jobs and make the continent's hunger problem more severe, an environmental think tank said on Tuesday. [More]