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Drone strikes have proved an effective, if controversial, weapon in the hunt for al Qaeda operatives in the Middle East and beyond . The use of such unmanned aircraft systems (UAS) domestically for civilian jobs such as U.S. border patrol, weather research, pipeline inspection or even real estate photography has lagged, however, because of a cumbersome Federal Aviation Administration (FAA) case-based approval process.

In a first-ever experiment, primates move and feel objects on a computer screen using only their thoughts When real brains operate in the real world, it's a two-way street.

Introduction Recently we published a study in the Proceedings of the National Academy of Sciences reporting a drop in testosterone levels among newly partnered new fathers.

An endangered Old World monkey species found in only two sites in Tanzania is in danger of being poached and eaten into extinction, researchers from the Tanzania Forest Conservation Group (TFCG) and Udzungwa Ecological Monitoring Center reported last week. The Sanje mangabey ( Cercocebus sanjei ) lives only in the Mwanihana Forest and the Udzungwa Scarp Forest Reserve on the eastern slopes of Tanzania’s Udzungwa Mountains.

Like the detectives on the CBS drama Cold Case , anthropologist Ann H. Ross of North Carolina State University spends many of her days thinking about unsolved crimes. Her most recent work has aimed at developing software that helps forensic scientists determine the sex and ancestry of modern

Looking for the Web Exclusive mentioned in the October 2011 issue of Scientific American ?

The 2011 Nobel Prize in chemistry was awarded today to Daniel Schechtman of the Technion--Israel Institute of Technology in Haifa.

Evidence is mounting that repeated concussions can do long-term harm to the brain. Athletes who play contact sports are particularly at risk.

The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the Technion–Israel Institute of Technology in Haifa.

By Andrew Stern CHICAGO (Reuters) - Great Lakes shorelines are becoming clogged by algae blooms fed by agricultural run-off, while invasive mussels decimate the food chain in deeper waters, an environmental group said on Tuesday. [More]

Sewage. We know it's filled with germs that can make us sick, which is why we try to keep it far away from food and water supplies

NANTES, France--Asteroids are often considered debris, the scraps and odd lumps that went unused in the forming of the planets. But when it comes to Vesta, one of the largest asteroids in our solar system, Chris Russell hardly considers the rock a mere castoff.

Could Apple’s media event Tuesday at the company’s Cupertino, Calif., headquarters possibly live up to the hype preceding it? Put it this way: if you’re an Apple fan you’ll probably love the tweaks that the company has made to iOS5 to better integrate the iPhone and iPad and their apps.

Despite a string of funding challenges in the past year, the picture is not bleak for the carbon capture and sequestration industry. That message is in a new report being released this morning from the Global CCS Institute, an Australia-based organization that studies the industry

Feelings of hate may be different for those with depression, a new study suggests.