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Phys.org / Fossils upend catastrophist narrative that flowering plants flourished only after dinosaur extinction

A unique cache of plant fossils from volcanic deposits in New Mexico contradicts the common narrative that flowering plants were minor players in Earth's forests until dinosaurs disappeared 66 million years ago.

20 hours ago
Phys.org / Seven exotic quantum phases predicted in ultracold magnetic atoms, including topological superconductivity

Strongly interacting quantum particles are key to some of the most fascinating phenomena in modern physics—from magnetism and superconductivity to topological states. Yet the complexity of such systems makes many of their ...

19 hours ago
Phys.org / Check politics at the door? Not at many workplaces, researcher says

When people think of workplace segregation, they usually think of race or gender. Yet Americans are also sorted at work by something employers rarely measure: how they vote.

19 hours ago
Phys.org / Economic and environmental benefits of regenerative agriculture vary widely across farms and regions

Regenerative agriculture can deliver both economic and environmental benefits for European farmers, Wageningen University & Research (WUR) concludes in the research project Regenomics. Whether these benefits are actually ...

12 hours ago
Phys.org / Defect detection automated in diamond, other advanced semiconductors

Materials scientists at Rice University have developed a new workflow methodology for measuring microscopic defects in diamond and other advanced semiconductor materials. By making it easier to spot flaws that can undermine ...

18 hours ago
Medical Xpress / Opposing protein pathways steer skin stem cells toward renewal or repair

Two proteins with opposing functions orchestrate the development and maintenance of healthy skin, Stanford Medicine researchers have found. Modulating their activity with topical drugs could reduce inflammation, aid wound ...

18 hours ago
Medical Xpress / Concussion symptom history linked to increased odds of tinnitus

Greater concussion symptom history is associated with increased odds of tinnitus, and associations with cognition, depression, and anxiety are larger among those with tinnitus, according to a study published online June 19 ...

11 hours ago
Tech Xplore / Western Australia police are scanning faces in public—and the law is not ready for the consequences

In a first for Australian law enforcement, police in Western Australia have deployed live facial recognition technology in marked vans at locations around Perth.

11 hours ago
Phys.org / What really controls water chemistry in nanoscale spaces

Water is the most studied molecule on Earth, yet a surprisingly basic question has gone unanswered for decades: When water is squeezed into gaps just a few molecules wide—as happens inside nanoscale pores, membranes and biological ...

23 hours ago
Phys.org / The 2 earthquakes that struck Venezuela are known as a 'doublet.' Here's how they happen

The two powerful earthquakes that struck Venezuela's northern coast, killing more than 180 people, were an event known as a "doublet."

12 hours ago
Phys.org / Antibiotics trigger bacterial teamwork, boosting survival through shared proteins

When bacteria are under antibiotic attack, it is not "every man for himself." Researchers at Baylor College of Medicine and colleagues from collaborating institutions have discovered that bacterial populations work as a team ...

20 hours ago
Tech Xplore / IBM unveils 0.7-nanometer chip tech promising 50% higher performance and up to 70% better energy efficiency

IBM unveiled new semiconductor technology Thursday that the company says could deliver computer chips with 50% better performance while dramatically lowering power consumption.

22 hours ago