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Phys.org / Cutting a photon in two creates an infinite swarm of particles

By definition, elementary particles can't be broken into smaller pieces. But in a new theoretical study published in Physical Review Letters, Johannes Skaar and colleagues have revealed what would happen if you tried anyway ...

Jun 2, 2026
Medical Xpress / To curb overprescribing for seniors, researchers urge annual prescription checkups

To address the growing problem of overprescribing for seniors, a new Canadian guideline is calling for routine medication reviews. In Canada, roughly two in three adults age 65 or older take five or more medications. While ...

17 hours ago
Phys.org / Energy, water use and pollution of AI and data centers rival most countries

The environmental footprint of data centers already rivals some of the world's largest countries, according to a United Nations University report, which also predicts their water and energy use and pollution will double in ...

19 hours ago
Tech Xplore / Electric SUV showdown: Comparing the revamped Toyota bZ to the Tesla Model Y

Once you've decided to buy an electric vehicle, the exciting but tricky part is choosing which one to get. For a growing number of car shoppers, an electric SUV makes the most sense for everyday life. The latest models have ...

18 hours ago
Phys.org / Teen well-being improving after years of post-pandemic concern, major study finds

A major new study of more than 115,000 young people suggests teenage well-being may finally be recovering after years of concern over the long-term impact of the COVID-19 pandemic.

17 hours ago
Medical Xpress / Study finds being female is not a universal stroke risk factor for patients with AFib

A new Tulane University study challenges a long-standing assumption in heart care: that being female automatically increases stroke risk for patients with atrial fibrillation, a common condition that causes the heart to beat ...

17 hours ago
Medical Xpress / Mirror-image pain after stroke may arise as LPA-driven inflammation crosses corpus callosum

A stroke is a devastating condition that disrupts proper brain function. After a stroke, many patients will typically experience pain in the limbs on the side of their bodies opposite to the brain lesion. In rare cases, pain ...

14 hours ago
Phys.org / A lot of 'recycled' plastic is being burned overseas—and causing widespread pollution linked to health problems

Picture a pile of trash the size of Manhattan and taller than one and a half Empire State Buildings. That's how much plastic waste the world is predicted to be generating every year by 2050 if nothing is done to change course.

20 hours ago
Medical Xpress / Rethink long-term antidepressants: Review finds little benefit beyond 12 months

Fresh concerns have been raised over long-term use of antidepressants, with a new summary of evidence revealing limited benefits and higher health risks, prompting calls for treatment reviews every six months. Researchers ...

18 hours ago
Phys.org / Belief that men 'evolved to be like this' could lead to more victim-blaming in rape cases

New research from the U.K. suggests that being exposed to old ideas that portray male sexual violence as having an evolutionary explanation—such as it being biological and inevitable—can lead people to be more likely to blame ...

22 hours ago
Phys.org / Rising emissions, depleting water and vanishing land: AI is threatening natural resources for billions, say scientists

By 2030, the global data centers powering artificial intelligence are projected to consume 945 terawatt-hours of electricity. This is nearly triple the combined annual electricity use of Pakistan, Bangladesh, and Nigeria—countries ...

21 hours ago
Medical Xpress / Study offers new evidence on role of health crises in driving housing instability and homelessness

Major health events increase the risk of housing instability and homelessness among Medicaid enrollees, according to a new study at Columbia University Mailman School of Public Health. These findings shed new light on the ...

18 hours ago