Tech Xplore - food waste

Snail-inspired robot could scoop ocean microplastics

Inspired by a small and slow snail, scientists have developed a robot protype that may one day scoop up microplastics from the surfaces of oceans, seas and lakes.

Dec 4, 2023

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Chinese company gives leftover hotpot oil second life as jet fuel

At an upmarket restaurant in the hotpot-loving Chinese city of Chengdu, diners plunge sliced meat and vegetables into cauldrons of spicy, oily broth, largely unaware that their leftovers are set to take on a second life as ...

Nov 21, 2023

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Generating clean electricity with chicken feathers

The food industry generates enormous amounts of waste and by-products, including from poultry production. Each year, some 40 million metric tons of chicken feathers are incinerated. This not only releases large amounts of ...

Oct 20, 2023

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Renewable energy battery systems could harness eggshell proteins for electricity conduction

Chicken eggshells may be the answer to developing safer, sustainable and cost-effective rechargeable battery storage systems, according to new research.

Oct 18, 2023

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Fighting food waste: New system uses wireless signals in the sub-terahertz band to determine fruit ripeness

One bad apple may not spoil the whole bunch, but when it comes to distributing food, a lot of good goes out with the bad.

Oct 4, 2023

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Here's how wastewater facilities could tackle food waste, generate energy and slash emissions

Most Australian food waste ends up in landfill. Rotting in the absence of oxygen produces methane, a potent greenhouse gas. While some facilities capture this "landfill gas" to produce energy, or burn it off to release carbon ...

Aug 1, 2023

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Study finds turning food waste into bioenergy can become a profitable industry

Food waste is a major problem around the world. In the United States, an estimated 30 to 40% of edible food is lost or wasted, costing billions of dollars each year. One potential solution is to divert food waste from landfills ...

Jul 13, 2023

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Study highlights the role of clean technology in reducing food waste

Foodservice companies have long struggled with the challenge of what to do with all of their food waste. But researchers at the University of Houston Conrad N. Hilton College of Global Hospitality Leadership are shedding ...

May 25, 2023

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Research finds sustainable aviation fuel is not a silver bullet for the industry's colossal climate woes

The global airline industry is fast recovering from the unprecedented pause to flying imposed by COVID-19. In some parts of the world, such as the Middle East, airlines are even expanding rapidly—well beyond pre-pandemic ...

May 17, 2023

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Engineers try to squeeze energy from discarded fruit using microbial fuel cells

When Doc Brown fed his DeLorean food scraps in Back to the Future as fuel, it seemed like crazy science fiction.

May 3, 2023

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News tagged with food waste