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Phys.org / Heavy Atlantic rain can block African aerosols from fertilizing Amazon, study finds

How are cold air masses advancing in the United States connected to fertilizers carried by "flying rivers" from Africa that nourish the soils of the Brazilian Amazon? An article published in Geophysical Research Letters reveals ...

7 minutes ago
Medical Xpress / Why weight gain fears matter in recovery: 10-week program helps women build healthier habits

A recent study in the Journal of Nutrition Education and Behavior examined the impact of the Healthy Steps to Freedom (HSF-10) program on nutrition, body image, and health-related behaviors among 607 women undergoing treatment ...

37 minutes ago
Tech Xplore / Contact between 2D and 3D perovskites reshapes crystal order, lifting efficiency to 26.25%

Perovskites, a class of material with a characteristic crystal structure that can convert light into electricity, have proved to be promising for the development of more affordable, flexible, and efficient solar cells than ...

1 hour ago
Medical Xpress / AI-powered electrocardiogram detects early signs of heart failure

Interpreting relatively inexpensive electrocardiograms (ECGs) with an artificial intelligence (AI) algorithm accurately screened patients for a key precursor of heart failure in Kenya, a study led by UT Southwestern Medical ...

1 hour ago
Phys.org / Organic luminescent radicals enable bright circularly polarized light in the near-infrared region

Circularly polarized light has properties that make it useful in a growing range of technologies, from next-generation 3D displays to bioimaging tools that can detect signals deep within living tissues. One way to produce ...

1 hour ago
Phys.org / Ganymede's unique magnetic field may be powered by ongoing core formation—not a cooling core

Ganymede is not only Jupiter's largest moon, but also the largest in our solar system and one of the few that hosts a massive ice ocean. Adding to this planet-like moon's uniqueness is the fact that among the hundreds of ...

2 hours ago
Phys.org / Scientists trace latest interstellar comet's home to a cold, isolated corner of the Milky Way

The comet that rambled past us from another star last year likely originated in a cold, isolated corner of the galaxy that had yet to gel into its own solar system, astronomers reported Thursday.

1 hour ago
Science X / Think your gaze is steady? Think again. (And thank your wobbly eyes for sight)

Try to focus on one thing, and your eyes will keep moving around very slightly, even if you think you're holding them still. Such movements are called "fixational eye movements" (FEMs). Scientists have been trying to determine ...

6 hours ago
Phys.org / Bee more specific: New radar tech could improve identification and tracking of key pollinators

Scientists from Trinity and Technical University of Denmark have developed a new radar-based technique that could address a critical gap in global conservation efforts, by transforming how we identify and track the insects ...

2 hours ago
Medical Xpress / Malaria's hidden toll on children: Why survivors may struggle in school years later

A disease transmitted by the bite of a tiny insect—one that once devastated entire armies—remains among the leading causes of death worldwide. In 2024 alone, there were 282 million cases of malaria reported and 610,000 deaths ...

4 hours ago
Medical Xpress / New survey finds that majority of Americans are concerned about high blood pressure, the 'silent killer'

A new survey by Morning Consult and the nonprofit Physicians Committee for Responsible Medicine finds that a majority of Americans, 60%, are concerned about high blood pressure. Nearly half of Americans have high blood pressure ...

2 hours ago
Phys.org / A close brush with Mars will reshape NASA's Psyche journey in a way few missions attempt

NASA's Psyche spacecraft will get a boost from Mars on Friday, May 15, passing just 2,800 miles (4,500 kilometers) from the planet's surface at some 12,333 mph (19,848 kph). The spacecraft will harness the planet's gravitational ...

6 hours ago