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Phys.org / One DNA letter can trigger complete sex reversal

Researchers at Bar-Ilan University have discovered that changing just one letter in DNA can completely alter sex development in mice. In the new study, published in Nature Communications, a single-letter insertion in a non-coding ...

4 hours ago
Medical Xpress / Why anti-cancer drugs do not always live up to expectations

For more than a decade, a class of drugs called BET inhibitors has been tested in cancer trials with high expectations. The biology looked promising. Many cancers depend on oncogenes that "Bromo- and Extra-Terminal domain" ...

4 hours ago
Phys.org / Physicists zero in on the mass of the fundamental W boson particle

When fundamental particles are heavier or lighter than expected, physicists' understanding of the universe can tip into the unknown. A particle that is just beyond its predicted mass can unravel scientists' assumptions about ...

21 hours ago
Phys.org / Houston, we have a problem ... with the toilet

After a successful trip around the moon, everything has been going smoothly on the Orion spacecraft's journey back to Earth—except for the $23 million toilet, which has gotten clogged.

4 hours ago
Phys.org / Artemis crew's families enthralled by messages from space

A week after astronaut Jeremy Hansen blasted off on the historic Artemis II mission to the moon, his wife Catherine recalled the anxiety and thrill of witnessing the journey from afar.

3 hours ago
Phys.org / Unique double baptistery and mysterious marble block uncovered at Byzantine cathedral in Israel

In a new article published in the Palestine Exploration Quarterly, researchers Dr. Michael Eisenberg and Dr. Arleta Kowalewska describe a recently excavated Byzantine-period cathedral at Hippos. Archaeologists revealed a ...

19 hours ago
Phys.org / AI uncovers hidden immune defenses inside bacteria

Researchers at the Massachusetts Institute of Technology (MIT) have discovered thousands of new proteins that protect bacteria from virus attacks using an AI system called DefensePredictor. What would usually take months ...

21 hours ago
Medical Xpress / Reported 2025 drug overdose 'spike' was an illusion, new study finds

In June 2025, several mainstream media outlets reported a surge in U.S. drug overdose deaths in early 2025 that was based on data from the U.S. Centers for Disease Control and Prevention (CDC).

3 hours ago
Phys.org / Soundscapes from nearby forests are more uplifting than those from faraway places, research suggests

Listening to one-minute-long audio recordings of forests had positive effects on people's short-term well-being, especially when the recordings were from local temperate forests. Study participants residing in Germany perceived ...

5 hours ago
Phys.org / Sound-sensing hair bundles in our ears act as tiny thermodynamic machines

The hair cells lining the inner ear are among the most sophisticated structures in the human body: capable of detecting sounds as faint as a whisper, while helping to maintain our sense of balance. Through new models detailed ...

22 hours ago
Phys.org / Ecuador study finds tropical rainforest biodiversity rebounds over 90% in 30 years

Tropical rainforests are home to almost two-thirds of all vertebrate species and three-quarters of all tree species: they are the most species-rich terrestrial ecosystem on Earth. However, over half of these diverse rainforests ...

13 hours ago
Phys.org / AI trained like a Rubik's Cube solver simplifies particle physics equations

For years, Rutgers physicist David Shih solved Rubik's Cubes with his children, twisting the colorful squares until the scrambled puzzle returned to order. He didn't expect the toy to connect to his research, but recently ...

17 hours ago