World news

Results: 32792
arrow_upward arrow_downward

Molecular motors in action: visualizing alpha-cyclodextrin movement along polymer chains

ScienceDaily   -   General News Websites

Imagine a microscopic locomotive moving back and forth along a track, propelling itself without any external force. At the molecular level, this concept forms the foundation of molecular motors -- intricate systems that could enable advanced mater...

Mar 11, 2025

A pioneering project reveals the risks of nanoplastics to human health

Nanowerk   -   Nanotechnology Websites

A four-year study reveals how micro- and nanoplastics interact with human cells, animals, and exposed individuals, uncovering risks and biological impacts.

Mar 11, 2025

Microbeads boost nanogenerator performance as efficient energy harvester

Nanowerk   -   Nanotechnology Websites

Researchers show that friction between microbead-covered surfaces significantly increases electric charge transfer, enhancing electricity generation.

Mar 11, 2025

Liquid nanofoam protects organs against traumatic injuries

Nanowerk   -   Nanotechnology Websites

Engineers enhanced liquid nanofoam technology, originally used in football helmets, to protect internal organs from traumatic injuries with superior cushioning.

Mar 11, 2025

Nanostructured humidity sensor achieves 96% accuracy in identifying human behaviors through breath analysis

Nanowerk   -   Nanotechnology Websites

Each exhaled breath carries distinct signatures of human activity - quick and shallow during exercise, deep and regular in sleep, irregular while speaking. These breathing patterns provide a window into behavior, but capturing and interpreting the...

Mar 11, 2025

Carbon nanotubes and machine learning: A new way to spot subtle immune cell differences

Phys.org   -   Scientific News Websites

Early diagnosis is crucial in disease prevention and treatment. Many diseases can be identified not just through physical signs and symptoms but also through changes at the cellular and molecular levels.

Mar 10, 2025

2D semiconductor sensor: Gold nanoparticles boost optical signal efficiency

Phys.org   -   Scientific News Websites

Next-generation imaging technology is rapidly expanding beyond smartphones into intelligent devices, robotics, extended reality (XR) devices, health care, CCTV, and various other industries. At the core of these technological advances are highly e...

Mar 10, 2025

Sperm motility and droplet adhesion: A novel approach could make at-home male fertility tests a reality

Phys.org   -   Scientific News Websites

A new way to measure male fertility has been discovered by researchers at the University of Waterloo, opening the door to the development of simple, inexpensive tests for clinical and at-home use.

Mar 10, 2025

Microwave synthesis produces MXene 25 times faster than traditional methods while using 75% less energy

Phys.org   -   Scientific News Websites

MXene is a lightweight two-dimensional (2D) material capable of protecting everything—including spacecraft, mechanical components, and maybe even people—from harmful radiation. Because traditional synthesis requires multi-step processes that can t...

Mar 10, 2025

Unlocking the secrets of phase transitions in quantum hardware

Nanowerk   -   Nanotechnology Websites

Researchers have achieved a remarkable result: capturing and studying phase changes in quantum hardware, which hold hold promise for next-generation technologies like quantum computing and ultra-sensitive sensors.

Mar 10, 2025

REFINE