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Phys.org / Distance learning changes lives, but comes with its own challenges

Across Africa, distance education has become one of the most powerful forces for expanding access to higher learning. Open and distance learning institutions such as the Open University of Tanzania, the Zimbabwe Open University ...

3 hours ago in Other Sciences
Medical Xpress / Discovery about brain receptors may open the door to new Alzheimer's treatments

Researchers at Karolinska Institutet in Sweden and the RIKEN Center for Brain Science in Japan have identified two receptors in the brain that control the breakdown of amyloid beta, a substance that accumulates in Alzheimer's ...

3 hours ago in Neuroscience
Tech Xplore / Snapchat is nearing 1 billion monthly users: Why can't it turn a profit?

Snapchat, an app whose disappearing messages and silly face filters made chatting with loved ones more casual, is close to a milestone that few social media platforms achieve: reaching 1 billion monthly users.

4 hours ago in Consumer & Gadgets
Phys.org / Your dog is not a doomsday prepper—here's why they hide food and toys

Have you ever seen a dog focused on nuzzling their expensive treat under a blanket, behind a couch cushion, or into a freshly dug hole in the backyard? You might think they are behaving like a paranoid doomsday prepper, but ...

5 hours ago in Biology
Medical Xpress / Tracking with care: The ethics of using location tracking technology with people living with dementia

Imagine you're 83 years old, living with dementia in a long-term care home. Lately, your caregivers keep asking you to wear a bracelet on your wrist 24/7. They say it's for your safety, so they can locate you quickly when ...

5 hours ago in Gerontology & Geriatrics
Phys.org / Domestic cats came from North Africa to Europe only 2,000 years ago, DNA evidence suggests

Despite the ubiquity of cats in modern homes, we still don't know many details about the timing and routes of early cat domestication and dispersal into Europe and beyond, aside from the common association of cats with ancient ...

23 hours ago in Biology
Phys.org / Rare high-resolution observations of a flare-prolific solar active region

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR solar telescope in Tenerife, ...

22 hours ago in Astronomy & Space
Phys.org / Stars defy black hole by showing stable orbits around Sagittarius A*

An international research team led by PD Dr. Florian Peissker at the University of Cologne has used the new observation instrument ERIS (Enhanced Resolution Imager and Spectrograph) at the Very Large Telescope (VLT) facility ...

Nov 28, 2025 in Astronomy & Space
Phys.org / First 'Bible map' published 500 years ago still influences how we think about borders, study suggests

The first Bible to feature a map of the Holy Land was published 500 years ago in 1525. The map was initially printed the wrong way round—showing the Mediterranean to the East—but its inclusion set a precedent which continues ...

15 hours ago in Other Sciences
Phys.org / Dark matter-dark energy interaction shapes cosmic halo spin and alignment, simulations show

A cosmological simulation study by researchers from the Shanghai Astronomical Observatory of the Chinese Academy of Sciences has systematically revealed, for the first time, how the interaction between dark matter and dark ...

21 hours ago in Astronomy & Space
Phys.org / Finding information in the randomness of living matter

When describing collective properties of macroscopic physical systems, microscopic fluctuations are typically averaged out, leaving a description of the typical behavior of the systems. While this simplification has its advantages, ...

22 hours ago in Physics
Dialog / Patients are more than participants: What meaningful engagement really looks like—and why it improves health research

When we talk about "patient engagement" in research, it can sound like a slogan on a grant application rather than something that changes people's lives.

19 hours ago in Medical research