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Phys.org / Burned stone, child's bones, and lost jewelry hint at prehistoric mining camp high in the Pyrenees

In the past, scientists thought that prehistoric peoples only traveled briefly through high-altitude mountain areas, rather than staying to take advantage of their resources. But new evidence suggests that, starting about ...

2 hours ago
Tech Xplore / A simple physics-inspired model sheds light on how AI learns

Artificial intelligence systems based on neural networks—such as ChatGPT, Claude, DeepSeek or Gemini—are extraordinarily powerful, yet their internal workings remain largely a "black box." To better understand how these systems ...

2 hours ago
Medical Xpress / Combination therapy could improve outcomes in the most difficult-to-treat patients with inflammatory bowel disease

For patients with Crohn's disease or ulcerative colitis who have exhausted other treatment options, a new combination therapy is showing results that offer hope for one of medicine's most treatment-resistant populations, ...

2 hours ago
Medical Xpress / Updated alcohol warning labels may prompt people to cut back, study suggests

Although the United States requires a warning label on alcoholic beverages, alcohol-related deaths have risen steadily over the past two decades. However, new labels warning of specific disease risks, including cancer and ...

1 hour ago
Medical Xpress / Biodegradable, all-metal microrobots could transform drug delivery and biopsy procedures

A swarm of tiny, shape-changing, all-metal robots might someday deliver drugs and capture biopsy samples painlessly and then safely dissolve without the need for extraction, according to a study presented at Digestive Disease ...

2 hours ago
Tech Xplore / After a 40-year wait, technology finally enables three-sided zipper design

In 1985, the Innovative Design Fund placed an ad in Scientific American offering up to $10,000 to support clever prototypes for clothing, home decor, and textiles. William Freeman Ph.D., then an electrical engineer at Polaroid ...

10 hours ago
Phys.org / Plaster-making technique previously attributed to the Romans appears 8,000 years earlier in Motza

Excavations from 2015 to 2021 on the ancient site of Motza, just west of Jerusalem, revealed a sprawling settlement with some surprisingly advanced technology. The site dates back to 7100–6700 BCE during the Pre-Pottery Neolithic ...

9 hours ago
Medical Xpress / Omega-3 supplements may be linked to faster cognitive decline in seniors, study finds

Omega-3 supplements are popular among many older adults to help combat age-related issues. They are often marketed as supporting cardiovascular health and reducing the risk of cognitive decline and dementia. However, a new ...

13 hours ago
Phys.org / Optically dark gamma-ray burst reveals an unusually wide jet

Using various telescopes, an international team of astronomers has performed multi-wavelength observations of a recently identified gamma-ray burst source designated GRB 250416C. Results of the observational campaign, published ...

11 hours ago
Science X / Sweet snacks, sour moods? The unexpected connection in little kids' diets

For little kids, sugary treats might fuel tantrums while fruit-and-vegetable lovers stay calmer. New Norwegian research teases out this surprising link between preschool diets and behavior.

11 hours ago
Medical Xpress / How the senses intertwine to help store new speech patterns

We don't usually realize it, but every word we speak depends on a series of complex brain processes working behind the scenes. One important part of this is speech motor learning, the brain's ability to learn and remember ...

10 hours ago
Phys.org / Buried electrical pathways across the US reveal new clues about Earth's interior and power grid risks

A solar storm like the one that caused a nine-hour blackout across Quebec in 1989 could have even more dramatic effects if it struck the eastern United States today. Now, scientists have developed new tools to detect these ...

10 hours ago