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Phys.org / Smart sensor identifies present molecules by remembering the past

Most sensors are designed to do only one thing: detect what passes through them. But what if a sensor could do more? To create a new generation of technology, researchers have looked to living systems for inspiration. If ...

7 hours ago
Phys.org / Pine bark and sponge compounds could counter drug-resistant malaria and babesiosis

As parasites become increasingly resistant to existing drugs, researchers at the University of California, Riverside, are working to develop a new generation of treatments for two serious infectious diseases: malaria and ...

9 hours ago
Phys.org / Why some nitrogen-processing enzymes are more efficient than others

Nitrogen gas is abundant in Earth's atmosphere, but most living organisms can't readily use it. Only a subset of microbes with enzymes known as nitrogenases can break nitrogen gas apart and convert it into ammonia.

4 hours ago
Tech Xplore / Existing power grids draw data centers to cities, study finds

When people picture a data center, they often imagine something remote: a huge warehouse humming quietly far from the city. New research from NYU Tandon School of Engineering shows that assumption is largely wrong.

5 hours ago
Phys.org / AI use mirrors student schedules in study of 77,000 online learners

How do students actually use AI learning assistants? A new research paper by IU International University of Applied Sciences provides the first robust answers to this question. For the study "Using AI-based Learning Assistants ...

6 hours ago
Phys.org / Indigenous territory maintains ecological stability amid agricultural expansion in the Brazilian savanna

"An island of biodiversity in a sea of monoculture": This is how a recent study characterized the Pimentel Barbosa Indigenous Territory (TIPB), located in the northeastern part of Mato Grosso state in Brazil's Central-West ...

8 hours ago
Medical Xpress / Silencing a brain receptor curbs cancer cachexia and boosts mouse survival

A new path has opened toward stopping cancer-associated cachexia, a devastating complication that gradually wastes patients away. A KAIST research team has developed an RNA-based therapeutic strategy that blocks a brain signal ...

7 hours ago
Dialog / When more blood does not mean more neuronal energy during REM sleep

REM sleep is already called "paradoxical sleep." The body is largely still, yet the brain is highly active. In humans, this is also the stage most closely associated with vivid dreaming. Our study, published in Communications ...

5 hours ago
Phys.org / How molecular tethers and asynchronous replication drive parasite proliferation

Malaria parasites proliferate in an unusual way. Rather than dividing into two daughter cells like human cells, they first amplify their genetic material tenfold, hundredfold or even thousandfold before simultaneously producing ...

23 hours ago
Medical Xpress / Outbreak in DR Congo 'intensifying': WHO

The Ebola outbreak in the Democratic Republic of Congo is intensifying at an "exceptional" pace, the World Health Organization warned on Saturday, calling for a significant scaling up of the health response.

13 hours ago
Phys.org / Forever chemicals and pesticides under Trump: what to know

Since returning to power, President Donald Trump's administration has approved five pesticides considered by many to be PFAS "forever chemicals," a class of toxic substances facing bans and increasing restrictions around ...

6 hours ago
Medical Xpress / Scientists map dormant cancer cells' hideouts, opening new targets for treatment

Researchers at the MRC Laboratory of Medical Sciences (LMS), Imperial College London and UCL Genetics Institute have created a detailed map of cells within breast tumors and identified distinct neighborhoods of proliferating ...

6 hours ago