All News

Phys.org / Chemists uncover new metal carbene radical cross-coupling by merging two catalytic cycles

In an effort to open the door to new and useful products, chemistry researchers are on the continual lookout for processes that unlock important molecules and the bonds that can put them together. Such is the case for UC ...

15 hours ago
Phys.org / Genome-wide analysis uncovers clues to Faroese ancestral history

Genome sequencing has revealed insights into how current-day residents of the Faroe Islands can trace their ancestry to a North Atlantic founder population and how evolutionary forces have shaped their genomes since. The ...

17 hours ago
Phys.org / Female chickadees seek cognitively skilled males for extra‑pair matings, study shows

Female chickadees living in monogamous mating systems will proactively seek out males that have better cognitive skills than their nest mate, according to new findings.

15 hours ago
Phys.org / Rare B meson decays tighten search for hidden particles and dark matter links

A University of Melbourne researcher has placed the strongest constraints yet on certain rare decays of subatomic particles, narrowing the window for where new "hidden" particles could be lurking.

17 hours ago
Phys.org / Data suggest 'red flag' laws are linked to sustained reductions in arrests

Individuals subject to extreme risk protection orders (ERPOs), or "red flag" laws, were significantly less likely to be arrested—including for violent and firearm-related offenses—while the orders were in effect than in the ...

17 hours ago
Phys.org / After three sessions, SpaceX already among world's most valuable companies

SpaceX shares surged again Tuesday, lifting Elon Musk's rocket company into the world's top five in market value for most of the session as a record-breaking IPO gave way to a torrid buying frenzy.

4 hours ago
Tech Xplore / Sovereignty fears to dog AI enthusiasm at France's Vivatech

Europe's biggest tech trade fair, VivaTech, opens Wednesday in Paris for a 10th-anniversary edition, where enthusiasm for generative AI will rub shoulders with anxiety about the continent's technological dependence.

4 hours ago
Phys.org / A heat sensor for living cells could offer new views of cell metabolism, rapid antibiotic testing

When living cells grow, divide or respond to drugs, they give off tiny amounts of heat that offer information about what the cells are doing. But because these heat signals are so vanishingly small, they have traditionally ...

16 hours ago
Phys.org / Observation of living cells solves mystery of bacterial cell division

Using an innovative combination of biochemical experiments and ultra-high-resolution microscopy, a research team at Kiel University has solved the long-standing mystery of how the bacterium B. subtilis regulates its cell ...

17 hours ago
Medical Xpress / AI-guided ultrasound improves blood–brain barrier opening procedures by predicting bubble collapse

A study led by Georgia Institute of Technology's Associate Professor Costas Arvanitis takes a major step toward safer and more effective treatment and diagnosis of brain diseases. His team's research, published in Advanced ...

16 hours ago
Phys.org / Silicon-compatible nanocomposite garnet enables better, simpler optical isolators

A research team from Tohoku University and Kyocera Corp. has developed a new magneto-optical material—a nanocomposite magnetic garnet film—that can be deposited directly onto silicon substrates while delivering a magneto-optical ...

18 hours ago
Phys.org / Global surveys find carbon uptake in tropics overestimated

An international team of researchers has found plants in the tropics absorb much less carbon dioxide than previous modeling had suggested, which has implications for ecosystem management.

17 hours ago