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What are natural laws? How do scientists test them? Is time illusory or real? Do black holes make the universe expand? These questions were posed at a recent workshop for philosophers and physicists.
“Jewish populations around the world share more than traditions and laws—they also have a common genetic background,” says the New Scientist about a study performed at NYU.
The federal government is enlisting private companies like Pfizer to promote HIV/AIDS prevention programs in high-risk areas following a lull of such programs during Bush’s ‘abstinence-only’ years.
Labs in England are developing machines that can essentially replicate themselves by building their own spare parts as an insurance against future mishaps, reports the New Scientist.
“For the first time, physicists have confirmed that certain subatomic particles have mass,” writes the L.A. Times. The mass could account for the mysterious existence of dark matter.
“Do people really die of broken hearts?” asks the Times’ health blog. Elevated stress hormones following an emotionally trying event may cause cardiomyopathy, a.k.a. broken heart syndrome.
While artificial intelligence has yet to realize its often dramatic promises, the development of brain science has led thinkers to prioritize the mind over the body as the center of the self.
Only recently has vegetarianism become a diet that could survive natural selection, so could it be that vegetarians are smarter than the rest of us? Surprisingly strong evidence says yes.
“Can aquatic snails better remember lessons learned when they are hopped up on methamphetamine?” Scientific American says the answer could give insight into the nature of addiction.
“The things patients complain about, like excessive noise, may be more than a nuisance. They may actually be bad for their health,” writes Drake Bennett on noise pollution in hospitals.
“Progress without pollution may sound utterly unrealistic, but businesses are putting green chemistry into practice,” by using more ecologically benign chemicals, writes Scientific American.
Many technological hurdles on the road to building household robots have recently been cleared leaving one nagging question in the air—just what do we need them for?
Chinese people are still suffering from the most gruesome biological warfare attacks in modern history. Judith Miller looks at Japan’s “forgotten” biological crimes against China.