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Archive for the ‘food’ category: Page 7

Nov 10, 2024

Can the mealworm be the answer to Africa’s plastic waste problem?

Posted by in categories: chemistry, food, sustainability

In a paper published in Scientific Reports journal, the researchers report the potential of the lesser mealworm (the larvae of a darkling beetle species, known scientifically as Alphitobius), to consume plastic.


The icipe researchers tested the ability of the lesser mealworm to consume polystyrene, one of the major microplastics that is fast accumulating both in land and water bodies. Polystyrene waste comes from the commercial application of its most common form, styrofoam. This material is used in food storage containers, packaging of equipment, disposable plates and cups, and insulation in construction. Various methods, including chemical, thermal and mechanical, are used to recycle polystyrene. However, these approaches are expensive and they also produce toxic compounds that are harmful to human, environment and biodiversity.

“Our study showed that the mealworms can ingest close to 50% of the styrofoam. We aim to conduct further studies to understand the process through which mealworms consume polystyrene, and whether they gain any nutritional benefits from the material,” says Evalyne Ndotono, an icipe PhD scholar.

Continue reading “Can the mealworm be the answer to Africa’s plastic waste problem?” »

Nov 8, 2024

Fish oil supplements may protect against cancer

Posted by in categories: biotech/medical, food, neuroscience

In addition to lowering your cholesterol, keeping your brain healthy and improving mental health, new research from the University of Georgia suggests omega-3 and omega-6 fatty acids may help ward off a variety of cancers.

The study relied on data from more than 250,000 people and found that higher…


But most Americans probably aren’t eating enough of these foods to reach the recommended amounts.

Continue reading “Fish oil supplements may protect against cancer” »

Nov 7, 2024

Researchers make mouse skin transparent using a common food dye

Posted by in categories: biotech/medical, food

Seeing what’s going on inside a body is never easy.


In a stunning experiment, researchers were able to see through a living mouse’s skin to its internal organs, simply by applying common light-absorbing molecules.

Nov 5, 2024

Scientists believe popular drug could end the mysterious outbreak of colon cancer in young people

Posted by in categories: biotech/medical, food

Most recently, 90s heartthrob and Dawson’s Creek star James Van Der Beek announced he’d been diagnosed with colorectal cancer at the age of just 47.

The rise is mysterious, but experts suspect ultra-processed foods, pollution and the over use of antibiotics could be driving microscopic cancer-causing changes in the body’s cells.

Now, a team of scientists across five nations, including at King’s College London, have been given £20 million by charities including Cancer Research UK to fund fresh studies that will begin early next year, The Times reported.

Nov 3, 2024

A matter of taste: Electronic Tongue Reveals AI ‘Inner Thoughts’

Posted by in categories: biotech/medical, food, robotics/AI

A recently developed electronic tongue is capable of identifying differences in similar liquids, such as milk with varying water content; diverse products, including soda types and coffee blends; signs of spoilage in fruit juices; and instances of food safety concerns. The team, led by researchers at Penn State, also found that results were even more accurate when artificial intelligence (AI) used its own assessment parameters to interpret the data generated by the electronic tongue.

The researchers published their results today (Oct. 9) in Nature.

According to the researchers, the electronic tongue can be useful for food safety and production, as well as for medical diagnostics. The sensor and its AI can broadly detect and classify various substances while collectively assessing their respective quality, authenticity and freshness. This assessment has also provided the researchers with a view into how AI makes decisions, which could lead to better AI development and applications, they said.

Nov 2, 2024

Farming in the Dark: How Electro-Agriculture Outpaces Photosynthesis

Posted by in categories: bioengineering, food, genetics, space, sustainability

Bioengineers propose “electro-agriculture,” a method that replaces photosynthesis with a solar-powered reaction converting CO2 into acetate, potentially reducing U.S. agricultural land needs by 94% and supporting controlled indoor farming.

Initial experiments focus on genetically modified acetate-consuming plants like tomatoes and lettuce, with potential future applications in space agriculture.

Revolutionary Electro-Agriculture

Nov 2, 2024

California’s Salton Sea receding at greater rate according to balloon mapping study

Posted by in categories: food, mapping, policy

The Salton Sea, California’s largest lake by surface area, is experiencing an increasing rate of shoreline retreat following a policy change that shifted more water from the Colorado River to San Diego, according to a newly published study. The resulting dried lakebed is creating more polluted dust from dried agricultural runoff that affects nearby communities, researchers said.

Oct 31, 2024

Work with nature to unlock economic prosperity, researchers say

Posted by in categories: economics, employment, food

A comprehensive review of the economic impacts of nature-based solutions (NbS), led by the University of Oxford and published this week in PLOS Climate, concludes they can unlock prosperity by boosting local economies, increasing agricultural productivity and creating jobs.

Oct 30, 2024

Gene for cold tolerance in rice offers new opportunities for breeding resilient varieties

Posted by in category: food

A gene called COLD6 contributes to cold tolerance in rice, potentially offering a pathway to use molecular design to breed a rice variety with higher resistance to cold stress. This work appears October 30 in Molecular Cell.

Oct 30, 2024

With ‘electro-agriculture,’ plants can produce food in the dark and with 94% less land, bioengineers say

Posted by in categories: bioengineering, energy, food, genetics

The acetate would then be used to feed plants that are grown hydroponically. The method could also be used to grow other food-producing organisms, since acetate is naturally used by mushrooms, yeast, and algae.

“The whole point of this new process to try to boost the efficiency of photosynthesis,” says senior author Feng Jiao, an electrochemist at Washington University in St. Louis. “Right now, we are at about 4% efficiency, which is already four times higher than for photosynthesis, and because everything is more efficient with this method, the CO2 footprint associated with the production of food becomes much smaller.”

To genetically engineer acetate-eating plants, the researchers are taking advantage of a metabolic pathway that germinating plants use to break down food stored in their seeds. This pathway is switched off once plants become capable of photosynthesis, but switching it back on would enable them to use acetate as a source of energy and carbon.

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