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Medical Xpress / This high-fat eating plan may offer a powerful way to shield the aging brain

The gut and brain are in constant conversation through a powerful biochemical signaling pathway. This two-way connection allows them to exchange signals that influence everything from digestion to emotional health, and studies ...

32 minutes ago
Phys.org / Rare 500-year-old freeze-dried potatoes unearthed at Inca coastal site

Archaeologists digging at an Inca site on the arid coast of southern Peru have unearthed two rare, roughly 500-year-old freeze-dried potatoes. The potatoes are among the only ones found in more than a century and would have ...

22 minutes ago
Tech Xplore / Why asking people to rank three options could sharpen AI and recommendation systems

In his 1927 paper, "A law of comparative judgment," the American psychologist L. L. Thurstone proposed that when people select one option among multiple alternatives, they are picking the one that has the highest value to ...

52 minutes ago
Phys.org / Chemical impurities make carbon surfaces superslippery, researchers find

Engineers often treat impurities as a problem to eliminate to improve material performance. But new research from Osaka Metropolitan University and Fraunhofer Institute for Mechanics of Materials IWM suggests that in some ...

2 hours ago
Phys.org / Damaged boreal peatlands may triple methane emissions, reshaping climate risk

A new study reveals that, for the first time, areas of Canada's boreal peatlands damaged by oil and gas exploration have failed to recover as scientists and companies predicted and instead have led to a tripling of methane ...

1 hour ago
Phys.org / Light-programmed system projects 28-layer 3D images in single shot

Researchers at the UCLA Samueli School of Engineering and CNSI (California NanoSystems Institute), led by Professor Aydogan Ozcan, introduced a snapshot 3D image projection system that integrates a digital encoder with a ...

3 hours ago
Phys.org / NASA's Chandra discovers possible supernova remnant in galactic center

Using data from NASA's Chandra X-ray Observatory, astronomers may have found a supernova remnant in an intriguing neighborhood in the middle of our galaxy. A paper describing these new findings was published in The Astrophysical ...

3 hours ago
Phys.org / Standard tests do not always detect all gluten residues in barley beer

Some barley beers labeled "gluten-free" contain small amounts of gluten residues that may trigger celiac disease but are not detected by the standard antibody-based tests currently in use, according to a study by the Leibniz ...

1 hour ago
Medical Xpress / Inflation Reduction Act's out-of-pocket cap lowered insulin costs, improved usage for some patients

The Inflation Reduction Act's attempt to improve insulin costs for Medicare beneficiaries—by capping out-of-pocket costs at $35—was associated with lower out-of-pocket costs and increased insulin use, but only for a small ...

1 hour ago
Phys.org / Is 'gender gating' the secret to success in online dating?

Digital matching platforms—from professional networking to ride-sharing and accommodation services—add value by bringing supply and demand into balance. But deep-seated asymmetries can prove difficult to expunge, causing ...

3 hours ago
Medical Xpress / Why some newborn flies sleep instead of eat: Gut blockage offers clues to brain-gut signals

The gut does much more than just digest food. Researchers at the University of Basel have discovered a surprising link between gut function, feeding and sleep in fruit flies. Their study adds to growing evidence that the ...

2 hours ago
Medical Xpress / Non-hormone medication addresses menopausal symptoms in women

The first real-world study of the FDA-approved nonhormone treatment fezolinetant found the menopausal medication improved hot flashes, depression and anxiety in women, according to industry-sponsored research presented at ...

1 hour ago