Scientists produce propane fuel from gut bacteria

Sep 4, 2014

Scientists produce propane fuel from gut bacteria

Driven by the quest for an abundant, nonpolluting alternative to fossil fuel, scientists have developed a method to produce propane using sugar and the gut bacteria E. coli. Though still far from being commercially viable, the inventors of the process hope it will one ...

Playing music helps sharpen kids' brains, study says

Sep 3, 2014

Playing music helps sharpen kids' brains, study says

The founder of a Los Angeles-based nonprofit that provides free music lessons to low-income students from gang-ridden neighborhoods began to notice several years ago a hopeful sign: Kids were graduating from high school and heading off to UCLA, Tulane and other big universities. That ...

Jul 25, 2014

As humans multiply, bugs decline and conflict spikes

As the number of humans on Earth has nearly doubled over the past four decades, the number of bugs, slugs, worms and crustaceans has declined by 45 percent, researchers said Thursday. Meanwhile, the larger loss of wildlife big and small across the planet may ...

Jul 15, 2014

Friends share DNA similarities, study finds

You may be more similar to your friends than you think: A study suggests that the DNA code tends to be more alike between friends than between strangers. That’s beyond the effect of shared ethnicity, researchers say. And it could be important for theories ...