Hidden brain signal reveals Alzheimer’s years before symptoms

A new study has revealed that TSPO, a protein linked to brain inflammation, rises long before Alzheimer’s symptoms appear. Researchers tracked the protein in genetically engineered mice and confirmed the results in human brain tissue from Colombian families with a known Alzheimer’s mutation. They found unusually high levels of TSPO in microglia clustered around plaques, particularly in women. This discovery not only deepens our understanding of the disease but also sparks the possibility of using TSPO to detect and treat Alzheimer’s far earlier than ever before.

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This surprising building material is strong, cheap, and sustainable

A team at RMIT University has created a cement-free construction material using only cardboard, soil, and water. Strong enough for low-rise buildings, it reduces emissions, costs, and waste compared to concrete. The lightweight, on-site process makes it ideal for remote areas, while its thermal properties naturally cool buildings. Researchers see it as a key step toward greener, more resilient architecture.

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Childhood plastic exposure could be fueling obesity, infertility, and asthma

A sweeping review from NYU Langone Health reveals that everyday exposure to plastics—especially during childhood—poses lasting risks for heart disease, infertility, asthma, and even brain development issues. These chemicals, found in packaging, cosmetics, and common household items, can disrupt hormones, ignite chronic inflammation, and lower IQ.

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Sneezing from cats or dust? Safe UV light may neutralize allergens in minutes

Sneezing from cats, dust mites, or mold may one day be preventable with a flip of a switch. Researchers at CU Boulder found that UV222 light can alter allergen proteins, reducing allergic reactions without dangerous side effects. Within 30 minutes, airborne allergens decreased by up to 25%. The team imagines portable devices that could shield people in homes, schools, and workplaces from harmful triggers.

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The shocking reason Arctic rivers are turning rusty orange

Researchers found that ice can trigger stronger chemical reactions than liquid water, dissolving iron minerals in extreme cold. Freeze-thaw cycles amplify the effect, releasing iron into rivers and soils. With climate change accelerating these cycles, Arctic waterways may face major transformations.

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Scientists finally capture water’s hidden state that’s both solid and liquid

Water, though familiar, still hides astonishing secrets. When squeezed into nanosized channels, it can enter a bizarre “premelting state” that is both solid and liquid at once. Using advanced NMR techniques, Japanese researchers directly observed this strange new phase, revealing that confined water molecules move like a liquid while maintaining solid-like order.

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A hormone that silences the immune system may unlock new cancer treatments

Scientists have discovered that cancer uses a hidden hormone to switch off the body’s natural defenses, allowing tumors to grow unchecked. By uncovering this secret signal, they found a way to block it and restore the immune system’s ability to fight back. The breakthrough not only hints at powerful new cancer treatments but also suggests the same pathway could someday be used to calm autoimmune diseases.

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When cancer cells feel squeezed, they become more dangerous

New research shows that cancer cells don’t just grow; they adapt when stressed. When squeezed inside tissues, they transform into more invasive, drug-resistant versions of themselves. A protein called HMGB2 helps flip this dangerous switch, giving the cells new powers to escape. The findings reveal how the tumor’s environment itself can drive cancer’s deadly flexibility.

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Want a younger brain? Harvard researchers say eat like this

Researchers have shown that a green-Mediterranean diet can help slow brain aging. By analyzing data from the DIRECT PLUS trial, scientists found reduced levels of proteins tied to faster brain decline among those consuming green tea and Mankai. The results point to anti-inflammatory compounds as key protectors of brain health. This diet may be a powerful tool for preserving cognitive function.

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Why alcohol blocks the liver from healing, even after you quit

Alcohol doesn’t just damage the liver — it locks its cells in a strange “in-between” state that prevents them from healing. Even after someone quits drinking, liver cells often get stuck, unable to function normally or regenerate. Scientists have now traced this problem to runaway inflammation, which scrambles the cell’s instructions and silences a key helper protein. By blocking these inflammatory signals in lab tests, they were able to restore the liver’s healing ability — a finding that could point to new treatments beyond transplants.

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