U.S. Shark Attacks

52: Number of unprovoked shark attacks in the U.S. last year (compared with 20 elsewhere in the world). None were fatal. 28: Number of attacks in Florida, the most of any state. Runners-up were Hawaii (seven), South Carolina (five), California (four) and North Carolina (four). 65%: Percentage of attacks involving surfers (or people doing other board sports); 32% involved swimmers. The rest involved […]

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Time travel

Sorry, science-fiction fans: Time travel is impossible.  That is the sobering conclusion, anyway, of a Hong Kong-based team of physicists.  They found that the maximum speed of a single photon, the basic unit of light, “obeys the traffic law of the universe,” Agence France-Presse reports.  The photon cannot go faster than the speed of light—186,282 miles per second—and thus provides […]

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The Healthiest Fruit

All fruit isn’t created equal when it comes to preventing diabetes. A Harvard University study that tracked the diets of more than 185,000 people over 12 years shows that eating strawberries, oranges, peaches, plums, and apricots has no impact on a person’s likelihood of developing type 2 diabetes. But grapes, apples, grapefruit, and blueberries do help ward off the disease. […]

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