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ScienceDaily

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Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution...

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https://www.sciencedaily.com

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Technology → Science

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10,1 položek/den

This new building material pulls carbon out of the air

11:00
A new building material developed by engineers at Worcester Polytechnic Institute could change how the world builds. Made using an enzyme that turns carbon dioxide into solid minerals, the material cures in hours and locks away carbon instead of releasing it. It’s strong, repairable, recyclable, and far cleaner than concrete. If adopted widely, it could slash emissions across the construction ind…

Spacecraft captures the "magnetic avalanche" that triggers giant solar explosions

11:00
Solar Orbiter has captured the clearest evidence yet that a solar flare grows through a cascading “magnetic avalanche.” Small, weak magnetic disturbances rapidly multiplied, triggering stronger and stronger explosions that accelerated particles to extreme speeds. The process produced streams of glowing plasma blobs that rained through the Sun’s atmosphere long after the flare itself.

The human brain may work more like AI than anyone expected

11:00
Scientists have discovered that the human brain understands spoken language in a way that closely resembles how advanced AI language models work. By tracking brain activity as people listened to a long podcast, researchers found that meaning unfolds step by step—much like the layered processing inside systems such as GPT-style models.

Tiny doses of THC show big benefits for HIV treatment

11:00
A new study suggests that micro-doses of THC could help counter many long-term side effects of HIV treatment without causing intoxication. In animal models, low-dose THC reduced inflammation, improved gut bacteria, boosted serotonin, and lowered harmful cholesterol and bile acids. Surprisingly, it also reduced circulating levels of antiretroviral drugs while maintaining viral suppression, potenti…

The world’s mountains are warming faster than anyone expected

11:00
Mountain regions around the world are heating up faster than the lands below them, triggering dramatic shifts in snow, rain, and water supply that could affect over a billion people. A major global review finds that rising temperatures are turning snowfall into rain, shrinking glaciers, and making mountain weather more extreme and unpredictable. These changes threaten water sources for huge popul…

Stanford scientists found a way to regrow cartilage and stop arthritis

6:13
Scientists at Stanford Medicine have discovered a treatment that can reverse cartilage loss in aging joints and even prevent arthritis after knee injuries. By blocking a protein linked to aging, the therapy restored healthy, shock-absorbing cartilage in old mice and injured joints, dramatically improving movement and joint function. Human cartilage samples from knee replacement surgeries also beg…

Patients tried everything for depression then this implant changed their lives

6:13
Researchers report that vagus nerve stimulation helped many people with long-standing, treatment-resistant depression feel better—and stay better—for at least two years. Most participants had lived with depression for decades and had exhausted nearly every other option. Those who improved at one year were very likely to maintain or increase their gains over time. Even some patients who didn’t res…

Finally explained: Why kidney disease is so deadly for the heart

16:54
Scientists have uncovered why people with chronic kidney disease so often die from heart problems: damaged kidneys release tiny particles into the bloodstream that actively poison the heart. These particles, produced only by diseased kidneys, carry genetic material that disrupts heart function and can lead to heart failure.

Scientists identify hidden protein interaction driving Parkinson’s disease

16:54
Researchers have identified a key molecular interaction that accelerates Parkinson’s disease by damaging the brain’s energy systems. They designed a new treatment that intercepts this harmful process, protecting brain cells and restoring their function. In lab and animal models, the approach improved movement and cognitive performance while reducing inflammation. The findings point toward a new g…

Unbreakable? Researchers warn quantum computers have serious security flaws

16:54
Quantum computers could revolutionize everything from drug discovery to business analytics—but their incredible power also makes them surprisingly vulnerable. New research from Penn State warns that today’s quantum machines are not just futuristic tools, but potential gold mines for hackers. The study reveals that weaknesses can exist not only in software, but deep within the physical hardware it…

A faint signal from the Universe’s dark ages could reveal dark matter

16:54
After the Big Bang, the Universe entered a long, dark period before the first stars formed. During this era, hydrogen emitted a faint radio signal that still echoes today. New simulations show this signal could be slightly altered by dark matter, leaving behind a measurable fingerprint. Future radio telescopes on the Moon may be able to detect it and shed light on one of astronomy’s greatest myst…

James Webb catches an exoplanet losing its atmosphere in real time

20.ledna
Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP-121b for an entire orbit with the James Webb Space Telescope. Instead of a single stream of escaping gas, the planet is wrapped in two colossal helium tails—one trailing behind like a comet, the other stretching ahead toward its star.

Your brain does something surprising when you don’t sleep

20.ledna
When you’re short on sleep and your focus suddenly drifts, your brain may be briefly slipping into cleanup mode. Scientists discovered that these attention lapses coincide with waves of fluid washing through the brain, a process that usually happens during sleep. It’s the brain’s way of compensating for missed rest. Unfortunately, that internal cleaning comes at the cost of momentary mental shutd…

Scientists solve a major roadblock holding back cancer cell therapy

20.ledna
Researchers have found a reliable way to grow helper T cells from stem cells, solving a major challenge in immune-based cancer therapy. Helper T cells act as the immune system’s coordinators, helping other immune cells fight longer and harder. The team discovered how to precisely control a key signal that determines which type of T cell forms. This advance could lead to ready-made cell therapies …

Scientists discover why some wounds refuse to heal

20.ledna
Scientists have uncovered a surprising reason why some chronic wounds refuse to heal, even when treated with antibiotics. A common bacterium found in long-lasting wounds does not just resist drugs. It actively releases damaging molecules that overwhelm skin cells and stop them from repairing tissue. Researchers discovered that neutralizing these harmful molecules with antioxidants allows skin cel…
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