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Phys.org / It wasn't just water: The hidden force inside Japan's 2011 tsunami changed everything

Mud-rich coastlines could face a greater tsunami risk, at least that may have been the case for the 2011 Tōhoku-oki tsunami that killed more than 19,000 people and led to the Fukushima Daiichi nuclear disaster. According ...

20 hours ago
Phys.org / A new route for plasma-based particle accelerators

Plasma, the fourth state of matter, consists of a gas in which electrons are no longer bound to atoms, which allows electricity to flow freely. When beams of particles moving close to the speed of light travel through plasma, ...

21 hours ago
Phys.org / When humidity changes, so do the colors of sweat bees

Nature is a riot of color. In the animal kingdom, many species, from insects to cephalopods, use their permanent color or change it for communication, camouflage, and thermoregulation. While this type of reversible shift ...

18 hours ago
Phys.org / Chicken gene-editing advance opens path to drug-producing eggs

Chicken eggs are already used to harvest helpful proteins called antibodies to protect humans from viruses such as influenza. Now, a breakthrough at the University of Missouri could one day lead to chickens that produce other ...

12 hours ago
Medical Xpress / Anemia in adults 60 and older linked to 66% higher dementia risk

A new study has found that the effects of anemia—a condition caused by a lack of hemoglobin needed to carry oxygen to organs and tissues—may stretch beyond fatigue, shortness of breath, and pale skin. They reach into the ...

19 hours ago
Phys.org / Cold fronts in nearby galaxy group may redistribute metals, Chandra and GMRT data reveal

Astronomers from South Africa and India have analyzed archival data from the Chandra X-ray Observatory and Giant Metrewave Radio Telescope (GMRT) regarding a nearby small galaxy group known as IC 1262. Results of the new ...

23 hours ago
Phys.org / Promiscuity and parental behavior in birds are driven by demographics, not the other way around

New research shows that variation in mating behaviors, parental care and differences in ornamentation of the sexes in bird species is driven by demographics rather than vice versa. An international team of researchers from ...

12 hours ago
Medical Xpress / HEPA air purifiers may boost brain power in adults over 40

Using an in-home HEPA purifier for one month spurs a small but significant improvement in brain function in adults age 40 and older. That's the result of a new study we co-authored in the journal Scientific Reports.

14 hours ago
Phys.org / Soundwaves settle debate about elusive quantum particle

It was a head-spinning discovery. In 2018, researchers in Japan claimed to find concrete evidence of an elusive particle, a Majorana fermion, in a quantum spin liquid called ruthenium trichloride. Majoranas are highly sought-after ...

15 hours ago
Phys.org / Clearing crowded supermarket aisles lifts sales by 11.5% in field tests

Additional product displays in supermarket aisles—so-called secondary placements—are intended to encourage impulse purchases. However, a new study by Mathias C. Streicher of the University of Innsbruck shows that excessive ...

18 hours ago
Phys.org / The 'resource curse': Why natural resource abundance can be a double-edged sword

Natural resources—such as fossil fuels, water, and minerals—are materials found in the environment that are essential for life and highly utilized in production. Though these resources are viewed as essential to economic ...

13 hours ago
Medical Xpress / Mobile app-based coaching can support healthy weight gain in pregnancy, new study finds

Obesity during pregnancy has been steadily increasing worldwide. In the United States, over 60% of pregnant individuals enter pregnancy overweight or obese, and more than half go on to exceed recommended gestational weight ...

20 hours ago