Baked goods could become bioplastics

That day-old Starbucks croissant may not need to go into the garbage after all. A new technique developed by Carol S. K. Lin, a biochemical engineer at the City University of Hong Kong, could turn uneaten pastries and coffee ...

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 ...

Carbonized coffee grounds remove foul smells

For coffee lovers, the first cup of the morning is one of life's best aromas. But did you know that the leftover grounds could eliminate one of the worst smells around – sewer gas?

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