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Phys.org / Male Neanderthal pelvises resemble those of modern females, challenging decades-old assumptions

A new study by the Department of Anatomy and Anthropology at Tel Aviv University, published in Scientific Reports, offers an explanation for one of the striking differences between men and women: the evolutionary development ...

8 hours ago
Phys.org / Ancient Egyptian tomb shows how burial trends changed over hundreds of years

The Theban Necropolis, opposite Luxor, consists of more than 400 tombs. In a new Frontiers in Environmental Archaeology study, researchers in Spain examined part of one of these tombs—chamber three in tomb TT 209—to reconstruct ...

3 hours ago
Phys.org / Molecular memory: How a mother's age echoes in her offspring's cells

In humans and many other animals, a mother's age can affect the physical and behavioral characteristics of the next generation. Scientists call these changes maternal age effects, and while they are widespread across the ...

5 hours ago
Medical Xpress / Common arthritis pill repurposed to boost hair regrowth in alopecia patients

Upadacitinib is a medication widely used for the treatment of rheumatoid arthritis that works by inhibiting Janus kinase (JAK) enzymes, which are involved in signaling pathways that regulate immune responses. Now, scientists ...

14 hours ago
Phys.org / AI agents coordinate behavior based on majority opinion—even when said opinions are meaningless

A new study published in Science Advances takes a closer look at how AI agents' choices are influenced by their peers. The team found that more advanced models tend to follow the majority when shown other agents' choices, ...

14 hours ago
Phys.org / Immune cells have a 'sense of touch,' scientists discover

Scientists have long believed that tissue-resident memory T cells—which remain in tissues after an infection has cleared and respond rapidly if the threat returns—are shaped primarily by biochemical signals. A McGill University–led ...

7 hours ago
Medical Xpress / Tsimané and Moseten peoples of lowland Bolivia demonstrate an intriguing case of epidemiological resilience

Despite widespread COVID-19 infection in the Tsimané and Moseten populations of Bolivia, the mortality rate in these remote Indigenous groups was the lowest ever recorded for any population or region.

11 hours ago
Medical Xpress / Experimental pill targets nerve pain pathway, cutting opioid use after abdominal surgery

Opioids can be highly effective at relieving moderate to severe pain, whether it comes from surgery, an injury or conditions such as cancer. They work by activating opioid receptors in the brain and body, which block pain ...

15 hours ago
Phys.org / Molecular electromagnetic sensor may enable remote-controlled gene therapy

The deoxyribonucleic acid (DNA) of living organisms contains regulatory elements that control when, where and to what extent specific genes are turned on or off. They can be co-opted to create "gene switches" that hold significant ...

7 hours ago
Phys.org / First pair of feeding supermassive black holes found in a Green Pea galaxy

Astronomers have discovered the first confirmed dual active galactic nucleus in a Green Pea galaxy, revealing two supermassive black holes growing at the same time inside a compact, intensely star-forming system. X-ray observations ...

16 hours ago
Phys.org / If your career feels chaotic, try this research-based 'workout routine'

People's ability to successfully navigate career changes depends on their adaptability and flexibility—skills that can be developed through training transition "muscles," according to Sarah Wittman, assistant professor of ...

4 hours ago
Phys.org / Time-gating technique sees through deep tissue, dense fog, and other obstacles

From helping doctors detect cancer to guiding self-driving cars through traffic, many modern imaging systems rely on near-infrared light, producing a crisp picture when visible light would scatter and yield a blurry picture. ...

8 hours ago