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Phys.org / Q&A: Food waste in South Africa is dumped in landfills—exploring healthier and more sustainable options

Every year, millions of tons of food end up in South Africa's landfills. This is a wasted resource that deepens environmental damage, worsens food insecurity and costs the economy billions. But there are opportunities to ...

6 hours ago in Earth
Phys.org / New Australian study shows devastating impact of coerced business debt

A pioneering national study, conducted by a Monash University expert in collaboration with consumer advocates, has shed light on the hidden toll of coerced business debt, revealing how business structures are being weaponized ...

12 hours ago in Other Sciences
Tech Xplore / Instagram users given new algorithm controls

Instagram on Wednesday unveiled a new AI-powered feature that lets users view and adjust the algorithm shaping their Reels feed, calling it a pioneering move toward greater user control.

12 hours ago in Internet
Phys.org / Artificial beaver dams show promise in offsetting climate change effects

The use of artificial beaver dams to replicate the ecological benefits created by the industrious rodents shows promise for offsetting damage to fish habitat, water quality, and biodiversity arising from climate change.

12 hours ago in Biology
Tech Xplore / Australia's social media ban won't stop cyberbullying

The Australian Federal government's Online Safety Amendment (Social Media Minimum Age) Act, commonly referred to as the "social media ban," is now in effect.

11 hours ago in Internet
Medical Xpress / Anxiety and insomnia may lower natural killer cell count, potentially repressing immune function

Natural killer (NK) cells are the bodyguards of our immune system. As a first line of defense, they destroy invading pathogens, foreign bodies, and infected cells in early stages, thereby preventing them from spreading. NK ...

23 hours ago in Immunology
Medical Xpress / A multimodal AI model may improve recurrence risk stratification in early breast cancer

An artificial intelligence (AI) model created by integrating clinical, molecular, and histopathological data significantly improved recurrence risk stratification in hormone receptor (HR)-positive, HER2-negative breast cancer, ...

12 hours ago in Oncology & Cancer
Medical Xpress / Could hidden infections be fueling long COVID?

For millions suffering from long COVID, their persistent breathlessness, brain fog and fatigue remain a maddening mystery, but a group of leading microbiologists think they may have cracked the case.

Medical Xpress / Engineers decode dementia type using AI and EEG brainwave analysis

Dementia is a group of disorders that gradually impair memory, thinking and daily functioning. Alzheimer's disease (AD), the most common form of dementia, affects about 7.2 million Americans aged 65 and older in 2025. Frontotemporal ...

Phys.org / Environmental sustainability pays off—but mostly for media-savvy firms

Whatever else they may be, environmental, social, and governance (ESG) initiatives are very often an image-building exercise. Business leaders hope that by being seen to put ethical responsibilities over profits, they will ...

13 hours ago in Other Sciences
Medical Xpress / AI therapy works best when you feel emotionally close to your chatbot, study reveals

Mental health chatbots work best when people form an emotional connection with their AI therapist, according to new research by the University of Sussex published in Social Science & Medicine.

12 hours ago in Psychology & Psychiatry
Medical Xpress / Iron overload prevalent in sickle cell disease, study finds

Iron overload is prevalent among adults with sickle cell disease (SCD), according to a study presented at the annual meeting of the American Society of Hematology, held from Dec. 6 to 9 in Orlando, Florida.