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Medical Xpress / Ultra-processed foods in preschool years associated with behavioral difficulties in childhood

A team led by researchers at the University of Toronto has found an association between ultra-processed foods in early childhood, and behavioral and emotional development. Specifically, the team found that higher ultra-processed ...

Mar 3, 2026
Phys.org / Upconversion materials: A new frontier in solar water-splitting

Solar water splitting is one of the most direct ways to produce green hydrogen using sunlight. However, most photocatalysts and photoelectrodes absorb only a limited portion of solar radiation, mainly ultraviolet and part ...

Mar 5, 2026
Phys.org / Stale bread and bacteria could power a new era in green chemicals

Scientists have found a way to use common bacteria as tiny, green chemical factories to replace a process that currently relies on fossil fuels. In industrial hydrogenation, the hydrogen added to molecules to create products ...

Feb 28, 2026
Medical Xpress / Foundation AI model uses MRI data to predict multiple brain disorders

Artificial intelligence (AI) systems are computational models that can learn to identify patterns in data, make accurate predictions or generate content (e.g., texts, images, videos or sound recordings). These models can ...

Mar 1, 2026
Medical Xpress / Rethinking how we measure recovery from substance use

Nearly 50 million people in the United States struggle with substance use disorders, and nearly three in four use more than one substance. People with polysubstance use disorders are more likely than single drug users to ...

Mar 6, 2026
Phys.org / Möbius-inspired surface controls light in two directions

Light is an unusually rich carrier of information. Its direction of travel, wavelength, and polarization can all be used to encode signals or images. Yet controlling these properties independently remains difficult, especially ...

Mar 4, 2026
Phys.org / Tiny Purgatorius fossils in Denver Basin hint at early primate spread southward

New minuscule fossils of Purgatorius, the earliest-known relative of all primates—including humans—have been unearthed in a more southern region of North America than ever before, and the breakthrough is providing paleontologists ...

Mar 3, 2026
Phys.org / A fanged frog long thought to be one species is revealing itself to be several

When a new species is discovered, it's tempting to imagine an adventure novel, said Chan Kin Onn of Michigan State University. "Most people have this image of an intrepid explorer braving an isolated mountain or some other ...

Mar 3, 2026
Tech Xplore / 'ChatGPT for spreadsheets' helps solve difficult engineering challenges faster

Many engineering challenges come down to the same headache—too many knobs to turn and too few chances to test them. Whether tuning a power grid or designing a safer vehicle, each evaluation can be costly, and there may ...

Mar 4, 2026
Medical Xpress / No evidence ADHD is being over-diagnosed, say experts

Experts are warning that far from being over-diagnosed, people with ADHD are waiting too long for assessment, support, and treatment. In a paper published in the British Journal of Psychiatry, a group of experts say there ...

Mar 6, 2026
Tech Xplore / How hawks slip through tight gaps: A flight stability trick drones could copy

Birds have an ability to fly through obstacles by shifting their shape in flight, which is difficult to reproduce in uncrewed aerial vehicles, commonly known as UAVs or drones. A new study from researchers at the University ...

Mar 4, 2026
Medical Xpress / New study looks at hidden privacy concerns of menopause tech

New research by academics at Royal Holloway has revealed privacy and advice concerns surrounding technology aimed at helping women navigate menopause. The study, which surveyed 310 UK participants, is warning that sensitive ...

Mar 6, 2026