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Phys.org / The Sierra snowpack is dropping fast: Experts say it's not as bad as it seems

The Sierra Nevada snowpack, the source of nearly one-third of California's water supply, is looking a little like a New Year's resolution: full of hope and promise at the beginning of January, but now struggling with a bothersome ...

Jan 30, 2026 in Earth
Phys.org / How gut bacteria control immune responses

Bacteria in the human gut can directly deliver proteins into human cells, actively shaping immune responses. A consortium led by researchers at Helmholtz Munich, with participation from Ludwig Maximilians University (LMU), ...

Jan 26, 2026 in Biology
Phys.org / Warming weakens natural enemies of insects, new research shows

A warming climate is disrupting the delicate balance of nature. An international team of scientists led by entomologists from the Biology Center of the Czech Academy of Sciences has found that higher temperatures significantly ...

Jan 28, 2026 in Biology
Phys.org / 443-million-year-old fossils reveal early vertebrate eyes

Scientists analyzing 443-million-year-old Scottish fossils have uncovered the early evidence that some of the first groups of vertebrates possessed surprisingly advanced eyes and traces of bone, reshaping our understanding ...

Jan 28, 2026 in Biology
Phys.org / Why hospitality skills can help all businesses adapt to the AI revolution

The future of work is being rewritten by artificial intelligence (AI)—but technology competence alone will not be enough to empower the workforce of the future. While AI has massive potential to improve efficiency, accuracy, ...

Jan 30, 2026 in Other Sciences
Phys.org / Record stretching of metallic bond reveals quantum conductance in gold atomic chains

Researchers from the Institute of Metal Research (IMR) of the Chinese Academy of Sciences have stretched a chain of gold atoms by a record-breaking 46%, providing direct evidence of how fundamental metal bonds behave under ...

Jan 28, 2026 in Nanotechnology
Phys.org / Simple statistical method predicts landslide risk more accurately than classic method

A relatively simple statistical analysis method can more accurately predict the risk of landslides caused by heavy rain, according to a study coordinated by Brazilian researchers affiliated with the Institute of Mathematical ...

Jan 28, 2026 in Earth
Phys.org / Ancient Spanish trees reveal Mediterranean storms are intensifying

Ancient pine trees growing in the Iberian mountains of eastern Spain have quietly recorded more than five centuries of Mediterranean weather. Now, by reading the annual growth rings preserved in their wood, scientists have ...

Jan 24, 2026 in Earth
Medical Xpress / The neuroscience of practice: How birds master singing

A baby's babbling may sound like nonsense, but it's actually an extended act of trial-and-error learning. As babies produce different sounds, their brains note which attempts succeed and which ones fail. Over time, that feedback ...

Jan 30, 2026 in Neuroscience
Phys.org / Novel nanomaterial uses oxidative stress to kill cancer cells

Scientists at Oregon State University have developed a new nanomaterial that triggers a pair of chemical reactions inside cancer cells, killing the cells via oxidative stress while leaving healthy tissues alone. The study ...

Jan 27, 2026 in Nanotechnology
Phys.org / Caterpillars hear through tiny body hairs, which could inspire improved microphones

No ears, no problem. The tobacco hornworm caterpillar, a common garden pest, can actually detect airborne sound via microscopic hairs on its body, according to a team of faculty and graduate students at Binghamton University. ...

Jan 28, 2026 in Biology
Medical Xpress / ADHD and methylphenidate tied to higher adult BMI

Seoul National University Hospital researchers have linked childhood attention-deficit/hyperactivity disorder and methylphenidate exposure with higher adult overweight/obesity and slightly shorter adult height at ages 20 ...

Jan 26, 2026 in Attention deficit disorders