All News

Medical Xpress / A species of gut bacteria could ease anxiety and diarrhea-predominant IBS

Irritable bowel syndrome (IBS) is a condition characterized by abdominal pain, bloating and changes in bowel movements, estimated to affect between 10% and 15% of people worldwide. Past studies suggest that in many cases ...

12 hours ago
Medical Xpress / Healthy gut microbes in 6-week-old infants linked to lower risk of malaria during first year of life

In a small study in the Democratic Republic of Congo, 6-week-old infants with healthy gut microbiomes were less likely to contract malaria in their first year of life. While the study is preliminary, it suggests the possibility ...

5 hours ago
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.

6 hours ago
Phys.org / Natural hallucinogens may have evolved as ecological tools, not chemical accidents

Natural hallucinogens, such as psilocybin, mescaline, N,N-dimethyltryptamine (DMT) and related compounds, have generally received attention for their effects on human perception, emotion and cognition. Recently, interest ...

7 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 ...

6 hours ago
Phys.org / Scientists develop predictive roadmap to boost performance in next-gen spintronics

Chiral 2D metal halide perovskites (MHPs) are among the most promising materials for future technologies that exploit the spin of electrons in spin-based optoelectronics, or spintronics, but getting them to perform consistently ...

3 hours ago
Phys.org / Tiny water droplets transmutate aniline into pyridine in ambient and catalyst-free conditions

Aniline can now be transformed into pyridine without adding any catalysts, oxidants or toxic reagents. In a recent study published in the Journal of the American Chemical Society, researchers achieved skeletal editing, involving ...

11 hours ago
Phys.org / Hidden molecular code in tosyl groups directs pillararene formation and assembly, study finds

A research team at Mahidol University, Thailand, has discovered that tosyl groups, long regarded as routine synthetic handles, can actively guide the formation and behavior of pillararenes—a class of pillar-shaped macrocyclic ...

2 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 ...

6 hours ago
Phys.org / Quantum waves reveal one-sided motion marking elusive critical states

Sound waves, light waves and other types of waves, generally spread freely through space and over time. In 1958, physicist Philip W. Anderson first described a phenomenon via which irregularities or other sources of disorder ...

14 hours ago
Medical Xpress / First 3D views of human cone opsins reveal how daylight vision reacts so fast

The retina of the human eye contains 6–7 million cone cells. These cells contain light-sensitive proteins known as cone opsins. They enable us to perceive our surroundings in detail in daylight. They allow us to see the world ...

6 hours ago
Phys.org / What are supermassive black holes? Everything you need to know about these mysterious objects

Nearly every massive galaxy observed hosts a supermassive black hole at its center. NASA's James Webb Space Telescope has discovered that some of these supermassive black holes may even be too big for the galaxy they're found ...

3 hours ago