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Phys.org / Gentle chemical glow helps scientists capture sharper images of living cells

We reach for brighter, better lighting for sharper pictures, whether we're photographing a puppy or a microscopic cell. In most cases, the light comes from outside the object being photographed. A recent study explored a ...

Aug 19, 2026
Medical Xpress / Compound produced after eating pomegranates targets stiff-heart failure pathway, early tests suggest

A compound produced in the body after eating pomegranates improves heart function by up to 80% in a type of heart failure with limited treatment options.

Aug 19, 2026
Phys.org / Lost 'mega-escarpment' across ancient USA may explain Grand Canyon's missing billion years

Scientists have found evidence that a colossal cliff stretching thousands of kilometers across ancient North America may have exposed the heart of the Grand Canyon nearly a billion years before it was carved by the Colorado ...

Aug 18, 2026
Medical Xpress / AI-calculated brain age predicts dementia risk years before doctors can see it

Memory clinics still rely on visual rating scales to assess brain atrophy, yet these tools lack the sensitivity to catch subtle changes associated with early dementia. A measure of how old a person's brain appears on brain ...

Aug 19, 2026
Phys.org / Shrews exhibit reversible size changes in their skulls and noses to get through the winter

Scientists had previously observed that some species of shrews undergo a form of biological plasticity in which their bodies, skulls, brains and some organs shrink in the winter, then regrow in the spring. Now, a new study ...

Aug 19, 2026
Phys.org / Honeybees struggle to gather nectar in August, direct measurements reveal

Letting late-summer weeds grow could help honeybees when they find it most challenging to gather nectar, according to new research published in the journal, Functional Ecology.

Aug 20, 2026
Medical Xpress / High-dose vitamin D may improve cognition among those at risk of dementia, study finds

With more than 7 million Americans living with Alzheimer's dementia—a number projected to reach nearly 13 million by 2050—new Emory University research suggests that higher vitamin D supplement intake may be associated with ...

Aug 19, 2026
Phys.org / Area affected by wildfires in Europe could almost triple due to climate change

Increasingly hot, dry and windy conditions could substantially extend the area affected by wildfires across Europe, according to a new study led by the Potsdam Institute for Climate Impact Research (PIK) with contributions ...

Aug 20, 2026
Phys.org / Physicists entangle quantum memories across a record-breaking 420 km

Optical fibers are already the backbone of global communication systems. Recently, however, physicists have started to explore how their functionality could be boosted further by conveying information via entangled quantum ...

Aug 18, 2026
Phys.org / Italian scientists bet on octopus to fight crab invasion

From a fishing trawler in the Adriatic, Italian scientists gently release thousands of tiny octopuses in the hope of fighting an invasive crab species that has devastated local fisheries.

Aug 19, 2026
Phys.org / Warming waters draw summer 'feeding frenzies' by whales off Greenland

The effects of global warming depend on species: The losers are legion, but a lucky few are winners. Now, researchers have shown that baleen whales are taking advantage of a newly opened-up fish bonanza in the Greenland Sea, ...

Aug 20, 2026
Phys.org / Dark Stars may have left gravitational-wave echoes across the universe

A mysterious background of extremely low-frequency gravitational waves detected by networks of pulsars may carry information about events that began more than 13 billion years ago—including the formation of some of the first ...

Aug 19, 2026