The sun takes a rare hiatus

Sunspot activity may be entering a lull for the first time in almost 400 years, offering scientists a rare chance to gauge how solar conditions affect Earth’s climate. “This is highly unusual and unexpected” says Frank Hill, a researcher at the National Solar Observatory. Three new NSO studies suggest that the sun’s fluctuating magnetic field may soon become too weak […]

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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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Tremors from fracking

Prague, Okla Tremors from fracking: Scientists have linked Oklahoma’s largest earthquake—a 5.6 magnitude quake near the town of Prague, in 2011—to hydraulic fracturing, supporting claims that the process increases seismic activity. Fracking, as it is known, injects water and chemicals into petroleum deposits in order to extract trapped gas. This week, researchers at the University of Oklahoma, Columbia University, and […]

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Tomatoes with genetic mutation have no taste

Pile of tomatoes

Tomato lovers have long known that the red fruit sold by supermarkets tastes like cardboard. A new study has found why: A genetic mutation that gives commercially produced tomatoes their uniform color also prevents the production of sugars and carotenoids that give a proper tomato its taste and health benefits. The mutation “is in literally 100 percent of modern breeds […]

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The world’s largest virus

A huge virus discovered in sediment on the Chilean coast and another in an Australian pond are not only the largest scientists have ever seen, but also among the most baffling. A single so-called pandora virus is 1,000 times the size of the influenza virus and holds 2,556 genes, compared with the flu’s 13. Only 6 percent of its genes […]

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Mapping human emotions

When you’re angry, your face, head, and arms grow hot When you’re depressed, a cold numbness grips your head and arms. Love triggers a warm glow throughout your upper body, especially around your heart. Human emotions, a new study has found, are directly linked to sensations in specific body parts, and the map is largely the same across different cultures. […]

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Depression raises heart risks

Stress and depression can take a combined toll on the heart, creating a “psychosocial perfect storm” that dramatically increases the risk of death from heart disease, new research has found. A study involving nearly 4,500 adults with coronary artery disease found those who also suffered from significant stress and depression were nearly 50 percent more likely to die or have […]

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