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Science News for March 29, 2025


Reduced sodium legislation saves lives

A study published in JAMA Cardiology found that legislation to reduce sodium in processed food in South Africa is linked to significant declines in blood pressure levels. The reduction in sodium intake has been associated with lower rates of cardiovascular disease mortality and stroke, potentially saving millions of lives globally.

SourceUniversity of the Witwatersrand·JournalJAMA Cardiology·DateMar 29, 2025
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

AI model shows high accuracy in heart attack detection

An AI model has been developed to detect blocked coronary arteries based on ECG readings, achieving high accuracy and outperforming expert clinicians. The model could help physicians quickly identify patients who require urgent treatment for a heart attack.

SourceAmerican College of Cardiology·JournalEuropean Heart Journal·DateMar 29, 2025

Oral semaglutide reduces cardiovascular events by 14% at four years

A four-year study presented at the American College of Cardiology's Annual Scientific Session found that oral semaglutide reduced cardiovascular death, heart attack, and stroke by 14% compared to a placebo. The drug's benefits are comparable to injectable forms and offer an alternative for patients who prefer not to take injections.

SourceAmerican College of Cardiology·JournalNew England Journal of Medicine·DateMar 29, 2025

Dapagliflozin safe and effective in elderly patients with heart failure undergoing valve replacement

A study presented at the American College of Cardiology's Annual Scientific Session found that dapagliflozin significantly reduced the rate of worsening heart failure in elderly patients with heart failure undergoing transcatheter aortic valve replacement. The trial, called DapaTAVI, enrolled 1,257 patients and showed a 28% lower rate ...

SourceAmerican College of Cardiology·JournalNew England Journal of Medicine·DateMar 29, 2025

UC Berkeley engineers create world’s smallest wireless flying robot

The new robot is shaped like a small propeller and uses an external magnetic field to generate lift and control its flight path. It is less than 1 centimeter in diameter and weighs only 21 milligrams, making it the world's smallest wireless flying robot capable of controlled flight.

SourceUniversity of California - Berkeley·JournalScience Advances·TypeExperimental study·DateMar 29, 2025
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

New insights on optimal duration of DAPT after stent implantation

A new study found that three months of dual antiplatelet therapy (DAPT) was better than one month for reducing heart attacks, strokes, and other adverse events without increasing bleeding risk in high-risk patients. For low-risk patients, three months of DAPT was comparable to 12 months in reducing adverse events, while being better th...

SourceAmerican College of Cardiology·DateMar 29, 2025
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Low-dose apixiban comparable to full dose for preventing VTE recurrence in patients with cancer

A new study has found that a lower dose of the blood-thinning medication apixaban is as effective as the full dose in preventing recurring blood clots in patients with active cancer. Patients who received the lower dose experienced fewer bleeding complications and similar VTE recurrence rates compared to those on the standard dose.

SourceAmerican College of Cardiology·JournalNew England Journal of Medicine·DateMar 29, 2025

Love your neighbor as yourself: Zinc-centered materials serving as calcium-ion host could be well refined by its closest copper neighbor

Researchers developed Cu/Zn solid-solution phase hosts to overcome electrochemical limitations in multivalent metal ion batteries. The material's layered crystal structure and abundant interlayer confined species provide favorable diffusion pathways for charge carriers.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateMar 29, 2025

Artificial intelligence in the prevention of sudden death

A new study developed an AI-powered algorithm that accurately predicted sudden cardiac death risk in over 70% of cases. The algorithm analyzed data from 240,000 ambulatory electrocardiograms and identified patients at risk of severe arrhythmias within two weeks.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalEuropean Heart Journal·DateMar 29, 2025
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Oral semaglutide vastly reduces heart attacks, strokes in people with type 2 diabetes

A new clinical trial found that oral semaglutide can significantly reduce cardiovascular events in people with type 2 diabetes and pre-existing cardiovascular disease. The medication decreased the risk of major cardiac events by 14% compared to placebo, with nonfatal myocardial infarction seeing the greatest reductions in risk.

SourceUniversity of North Carolina Health Care·JournalNew England Journal of Medicine·DateMar 29, 2025

Groundbreaking consensus statement on conduction system pacing released: a major milestone in the evolution of pacing therapy

The European Society of Cardiology has released a groundbreaking consensus statement on conduction system pacing, offering updated guidance for healthcare professionals on selecting patients. Conduction system pacing is being increasingly adopted due to its perceived ease of implantation and superior electrical performance.

SourceEuropean Society of Cardiology·JournalEP Europace·DateMar 29, 2025

Low coronary artery calcium score is associated with an excellent prognosis regardless of a person’s age, new study finds

A large new study of over 40,000 patients found that a zero coronary artery calcium score continues to be an accurate indicator of low risk for coronary heart events even as people age. Patients with a zero plaque burden had a two to three times lower risk of death from any cause, including in seniors.

SourceIntermountain Healthcare·TypeObservational study·DateMar 29, 2025

Finerenone and atrial fibrillation in heart failure

A study published in JAMA Cardiology found that finerenone was effective in treating heart failure, regardless of the presence of atrial fibrillation. New-onset atrial fibrillation was linked to a substantially increased risk of adverse outcomes.

SourceJAMA Network·JournalJAMA Cardiology·DateMar 29, 2025
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Who needs a statin? New study compares prescribing recommendations based on traditional risk factors vs. coronary artery calcium scoring

A new study compares prescribing recommendations based on traditional risk factors vs. coronary artery calcium scoring. The study found that patients assessed using the Pooled Cohort Equation had a higher rate of statin medication recommendations than those assessed using the coronary artery calcium score, with 50.7% vs. 22.3% respecti...

SourceIntermountain Healthcare·TypeObservational study·DateMar 29, 2025