Fracking risks to ground water assessed

(Phys.org) —Extraction of "unconventional" gas from sedimentary rocks such as shale could provide a clean energy source and help some regions to become energy independent, but concerns have been raised about risks such ...

Waste coffee grounds could someday help detect brain waves

There's nothing like a steaming cup of joe to give your morning a quick boost. Now, there's yet another reason to love the beverage. Today, researchers report the first application of used coffee grounds as environmentally ...

Used coffee grounds are a rich source of healthful antioxidants

To plant food, insect repellant and other homespun uses for spent coffee grounds, scientists are adding an application that could make the gunk left over from brewing coffee a valuable resource for production of dietary supplements. ...

From food waste to bus fuel and biofertilizer

Banana peel, coffee grounds and other food waste will be transformed into green fuel for Oslo’s city buses starting next year. The Norwegian capital’s new biogas plant will also supply nutrient-rich biofertilizer ...

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