Chimps: Natural-born killers

Why do chimpanzees kill one another? For years, many studies have shown that chimps that were observed killing one another had become more aggressive only when humans encroached on their environment. But new studies have lent weight to an alternative theory: Chimpanzees are, like humans, natural-born killers who use violence as a means of expanding their territory and increasing their […]

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Type 2 diabetes growing in china

Beijing Fatter and sicker: Prevalence of type 2 diabetes has more than tripled in China over the past decade as Chinese people adopt a more Western diet and lifestyle. “China, unfortunately, has become the world’s capital for diabetes,” said Michael Rosenblatt, chief medical officer of pharmaceutical giant Merck. “The government is starting to pay more attention, as this is the […]

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Scientist Injects Himself With ‘Eternal Life’ Bacteria

Anatoli Brouchkov, a scientist whose curiosity and thirst for knowledge drove him to go beyond the standard protocol of his experimentation by injecting himself with an ancient “Eternal Life” bacteria. In 2009, a 3.5-million-year-old bacteria strain called Bacillus F was discovered deep in the permafrost of Siberia’s Sakha Republic. Scientists later found that mice and fruit flies exposed to the bacteria seemed to […]

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How to Talk to Climate Change Skeptics

10 myths about global warming, and what the science really says. THE REASONS FOR raising doubts about the human causes of global warming, explains Skeptical Sciences John Cook, are often political rather than scientific. Cook hears from climate change skeptics that ‘“its all a liberal plot to spread socialism and destroy capitalism. However, what is causing global warming is a […]

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Secret of long life

Having a sense of purpose may add years to your life—and the benefit can be realized throughout adulthood. That’s the conclusion of a long-term study that tracked the physical and mental health of more than 6,100 Americans aged 20 to 75. Previous research has shown purposefulness to be one of the strongest predictors of longevity, but this is the first […]

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