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Medical Xpress / Stress hormone identified that helps repair the brain

When laboratory mice suffer brain damage, e.g., from an injection, research group leader Jan Deussing has observed that a certain type of cell always appears and is activated in the immediate vicinity of the injury site. ...

Dec 16, 2025 in Neuroscience
Phys.org / Astronomers find planetary and stellar companions to two ultracool dwarfs in Taurus

Astronomers from the University of Hawai'i (UH) at Manoa and elsewhere have observed the Taurus star-forming region, which resulted in the discovery of planetary-mass and stellar companions of two ultracool dwarf stars. The ...

Dec 15, 2025 in Astronomy & Space
Phys.org / Your body is full of medicine. Researchers can now synthesize it

Northeastern University researchers have made a breakthrough drug discovery, developing the first synthetic endogenous cannabinoid compound, with repercussions for new therapeutics from pain and inflammation to cancer.

Dec 16, 2025 in Chemistry
Phys.org / Climate change's hidden price tag: A 12% drop in our present income

For decades, economists have focused on how climate change will impact the future. New research from Derek Lemoine, APS Professor of Economics in the Eller College of Management, shows the impact is already here: climate ...

Dec 16, 2025 in Earth
Phys.org / AI and underwater recordings reveal bowhead whale breeding grounds in Arctic sea ice

If bowhead whales produce particularly varied and diverse calls in one area, it is very likely that the area is a breeding ground. The species occurs exclusively in the Arctic Ocean and is therefore endemic to this region.

Dec 16, 2025 in Biology
Phys.org / Ocean sediments are key to survival of northeastern US salt marshes

Salt marshes, those critical habitats that protect coastal towns from flooding, store massive amounts of blue carbon, support fisheries and play a key role in ecological resilience, are struggling to survive as oceans rise ...

Dec 16, 2025 in Earth
Phys.org / Signature of climate change: Nearly half of harmful wildfire smoke exposure linked to human-caused warming

Across the western U.S., wildfires and the dangerous smoke that results have increased in frequency and intensity since the 1990s—that much is clear. Surprisingly less clear are the exact reasons why: While greenhouse gas-related ...

Dec 16, 2025 in Earth
Tech Xplore / New 3D benchmark leaves AI in knots

Today's artificial intelligence models can't even tie their own shoes.

Dec 16, 2025 in Computer Sciences
Tech Xplore / Sub-millimeter-sized robots can sense, 'think' and act on their own

Robots small enough to travel autonomously through the human body to repair damaged sites may seem the stuff of science fiction dreams. But this vision of surgery on a microscale is a step closer to reality, with news that ...

Dec 15, 2025 in Robotics
Phys.org / Vital intertwining: Blood parasite's chainmail-like DNA structure could inspire next-generation materials

As tough as medieval chainmail armor and as soft as a contact lens. This material is not taken from science fiction, it is a natural structure made of thousands of DNA circles interlinked with each other. Studying it can ...

Dec 16, 2025 in Chemistry
Phys.org / For certain life-essential proteins in E. coli, repair is more likely

Proteins need to fold into specific shapes to perform their functions in cells, but they occasionally misfold, which can prevent them from properly functioning and even lead to disease.

Dec 16, 2025 in Biology
Tech Xplore / Engineers develop real-time membrane imaging for sustainable water filtration

CU Boulder researchers have introduced a solution to improving the performance of large-scale desalination plants: stimulated Raman scattering (SRS).

Dec 16, 2025 in Engineering