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Phys.org / Are there aliens broadcasting from Hycean world K2-18b? Astronomers just listened in

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 light years away in the constellation Leo, it's attracted a lot of attention as it sits squarely in ...

3 hours ago in Astronomy & Space
Medical Xpress / New strategy grabs cancer's 'undruggable' proteins and throws them in the cellular trash

When cancer-driving proteins resist various treatments, Northwestern University scientists have uncovered a new solution. Don't fight them—throw them in the cellular trash. In a new study published in Nature Communications, ...

5 hours ago in Oncology & Cancer
Medical Xpress / Could a gene lower nicotine dependence? What a CHRNB3 variant suggests

Variants in a nicotine receptor gene are associated with a lower likelihood of heavy smoking, according to a study published in Nature Communications. The findings are based on data from populations in Mexico and validated ...

3 hours ago in Genetics
Medical Xpress / Novel markers of brain blood flow and oxygenation may offer early clues to Alzheimer's risk

Subtle changes in how blood flows through the brain and how brain tissue uses oxygen may be closely linked to Alzheimer's disease risk, according to new research from the Mark and Mary Stevens Neuroimaging and Informatics ...

5 hours ago in Neuroscience
Phys.org / Cannabis essential oils unlock how camphor repels mosquitoes

From summer evenings to global disease prevention, mosquito repellents are a daily defense for billions of people, yet until now, scientists didn't fully understand how mosquitoes themselves perceive these "keep away" signals. ...

6 hours ago in Biology
Phys.org / Electrical control of magnetism in 2D materials promises to advance spintronics

Conventional electronics process information leveraging the electrical charge of electrons. Over the past few decades, some electronics engineers have been exploring the potential of a different type of device that instead ...

11 hours ago in Physics
Tech Xplore / Solvent‑free perovskite solar cell technology could pave way for scalable production

Researchers at The Hong Kong University of Science and Technology (HKUST) have developed a multi-source co-evaporation recipe that markedly enhances the crystal quality of vacuum-deposited perovskite films. This advance brings ...

5 hours ago in Energy & Green Tech
Phys.org / Americans reveal deepening split between self and country

American reports of individual well-being have remained relatively stable over decades, but confidence in the nation has sharply declined. James N. Druckman and colleagues analyzed long-term survey data from two projects: ...

6 hours ago in Other Sciences
Phys.org / Lasers and drones assess health of world forests and help track climate change

Highly detailed 3D scans of dense tropical rain forest plots are enabling precise estimates of tree structure, volume and stored carbon, as part of a first-of-its-kind pilot initiative, led by UCL researchers. Published in ...

3 hours ago in Earth
Medical Xpress / It's not just about the number on the scale: The hidden value of so-called 'yo-yo dieting'

So-called "yo-yo dieting" confers long-term health benefits, according to a new study by Ben-Gurion University of the Negev researchers. "Yo-yo dieting" is a pattern in which individuals lose weight through lifestyle interventions ...

6 hours ago in Health
Medical Xpress / A human mini-bladder shows the culprit of recurrent infections

Researchers at EPFL, Heidelberg University and Roche have built a human mini-bladder to show how urine composition weakens bladder tissue, helping infections recur even after antibiotics. The work was led by John McKinney ...

3 hours ago in Inflammatory disorders
Tech Xplore / Borrowing from biology to power next-gen data storage

DNA, the genetic blueprints in every living organism, is nature's most efficient storage mechanism, capable of storing about 215 million gigabytes of data per gram. That storage capacity, if applied to electronics, could ...