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By Ewen Callaway of Nature magazine Procedures that involve human embryonic stem cells cannot be patented, the European Court of Justice declared today. Oliver Br

By Jo Marchant of Nature magazine A DNA analysis of ancient storage jars suggests that Greek sailors traded a wide range of foods--not just wine, as many historians have assumed. [More]

By Natasha Gilbert of Nature magazine Conservation organizations are looking for change. [More]

By Quirin Schiermeier of Nature magazine After the first full-scale tsunami-warning exercise in the region, Indian Ocean nations say that they are finally ready to take control of a system set up in 2005.

That natural cereal you're eating isn't so natural. It's filled with GMO and nonorganic ingredients

By Susan Young of Nature magazine A team of researchers has corrected a faulty gene in induced pluripotent stem (iPS) cells derived from skin cells of people with an inherited metabolic liver disease. [More]

By Sid Perkins of Nature magazine An explanation presented this week for a famed and enigmatic jumble of marine reptile fossils has blurred the lines between science and science fiction. [More]

By Mark Schrope of Nature magazine The X Prize Foundation today announced the winners of its year-long, US$1.4-million challenge to spur development of improved oil-collection systems for use during spills.

By Eric Hand of Nature magazine Close and bright though it is, the Sun still defies a thorough understanding. [More]

(PhysOrg.com) -- Everyone knows that the LED market is huge, it’s among other things, the technology behind our big screen TVs. That’s why so many companies are investing so much money in trying to find ways to improve on it so that as our TVs get bigger, they won’t grow out of the average consumer’s price range. Now, Samsung, the Korean technology giant, has announced that one of its research teams has figured out a way to grow crystalline gallium nitride (GaN) LEDs on regular glass.

(PhysOrg.com) -- Everyone knows that the LED market is huge, it’s among other things, the technology behind our big screen TVs. That’s why so many companies are investing so much money in trying to find ways to improve on it so that as our TVs get bigger, they won’t grow out of the average consumer’s price range. Now, Samsung, the Korean technology giant, has announced that one of its research teams has figured out a way to grow crystalline gallium nitride (GaN) LEDs on regular glass

By Meredith Wadman of Nature magazine The recent finding that women in seven sub-Saharan Africa countries are nearly twice as likely to acquire HIV if they use a popular, long-acting injectable contraceptive, has incensed AIDS researchers. [More]

By Meredith Wadman of Nature magazine The recent finding that women in seven sub-Saharan Africa countries are nearly twice as likely to acquire HIV if they use a popular, long-acting injectable contraceptive, has incensed AIDS researchers. [More]

According to the Stockholm International Peace Research Institute (SIPRI), worldwide military expenditures have been growing annually for the past 15 years, and between 15 and 20 major armed conflicts--yes, wars--are in progress as you read this. All told, upward of 175 million people died in war-related violence during the 20th century, plus another eight million because of conflicts among individuals. Even so, according to a weighty new book, The Better Angels of Our Nature: Why Violence Has Declined (Viking Adult, 2011), by Harvard University psychologist Steven Pinker , the "better angels" of human nature have actually brought about a dramatic reduction in violence during the past few millennia.

According to the Stockholm International Peace Research Institute (SIPRI), worldwide military expenditures have been growing annually for the past 15 years, and between 15 and 20 major armed conflicts--yes, wars--are in progress as you read this. All told, upward of 175 million people died in war-related violence during the 20th century, plus another eight million because of conflicts among individuals. Even so, according to a weighty new book, The Better Angels of Our Nature: Why Violence Has Declined (Viking Adult, 2011), by Harvard University psychologist Steven Pinker , the "better angels" of human nature have actually brought about a dramatic reduction in violence during the past few millennia.