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Phys.org / African grasslands expanded 5 million year earlier than previously thought, molecular fossils suggest

The iconic grassland savannas of Africa are geographically extensive and important for both local fauna and the global climate. But where did they come from, and how will they change in the future? Ongoing warming, rising ...

Aug 12, 2026
Phys.org / How drought is reshaping the spread of infectious diseases

From the American West to Europe, droughts are drying up rivers, fueling destructive fires and reshaping ecosystems. They are also changing the spread of infectious diseases, leading to surges in illnesses like cholera and ...

Aug 12, 2026
Medical Xpress / Ebola kills a victim every 30 minutes in DR Congo: UN

The Ebola virus in the Democratic Republic of the Congo is now killing a victim every 30 minutes, a top UN humanitarian official said Friday, calling for greater international action.

Aug 15, 2026
Phys.org / Understanding nature's 'dimmer switch': Study sheds new light on how algae regulate photosynthesis with pH

A new joint study from Constructor University and Princeton University in the Journal of the American Chemical Society focuses on PC645, a protein complex that contributes to cryptophyte algae's ability to photosynthesize ...

Aug 13, 2026
Phys.org / Indigenous land restitution empowers communities, but environmental gains require extra support

Charting a better future will require redressing the problems of the past. That's one reason many countries have begun to return dispossessed land to Indigenous peoples. The goal of Indigenous land restitution is to empower ...

Aug 13, 2026
Phys.org / The internet can't get enough of cats, but cats might have had enough of the internet

According to new research, viewers often dismiss, trivialize or even romanticize signs of cat distress during "play" interactions, raising concerns for cat welfare.

Aug 12, 2026
Medical Xpress / Quitting alcohol changes the brain and can increase the risk of compulsive drinking—new research in mice

For some, abstaining from alcohol can subsequently increase compulsive drinking. Our research team found that, in abstaining mice, this urge to drink is preceded by changes in the activity of a particular brain region, pointing ...

Aug 14, 2026
Phys.org / What happens to nanoparticles when they enter the bloodstream?

The use of nanoparticles in drug delivery offers key advantages: they can enable targeted drug delivery, protect active ingredients from premature degradation, extend their duration of action in the body and reduce side effects. ...

Aug 12, 2026
Phys.org / Space travel doesn't affect the strength of heart muscle cells, study finds

It's common to see images of astronauts on the International Space Station exercising, running on special treadmills and pedaling cycles designed for tight quarters.

Aug 12, 2026
Phys.org / Greenland glacier break creates new ice island

An international research team partly led by the University of Ottawa reports that Petermann Glacier in northwest Greenland calved a 76.4 km² (29.5 square miles) ice island on Aug. 4, 2026, marking the glacier's largest loss ...

Aug 10, 2026
Phys.org / Star cluster discovery could change how scientists measure the universe

University of Missouri researchers have uncovered evidence that challenges one of astronomy's most trusted assumptions, a breakthrough that could reshape how scientists measure galaxies and reconstruct the history of the ...

Aug 11, 2026
Phys.org / DESI releases biggest 2D map of the universe

Hold on to your telescopes: The DESI Legacy Imaging Surveys team has released the largest-ever 2D color map of the universe. The 5.6-trillion-pixel map contains nearly 4 billion celestial objects, primarily stars and galaxies. ...

Aug 10, 2026