World news

Results: 32792
arrow_upward arrow_downward

New color-changing sensor detects alcohol with a smartphone snap

Nanowerk   -   Nanotechnology Websites

Portable technology offers instant, power-free ethanol detection across concentrations.

May 21, 2025

Metal catalysts can be valuable, even when they aren't precious

Nanowerk   -   Nanotechnology Websites

Nickel carbide nanoparticles on alumina enable 90% furfural conversion to THF compounds under mild conditions, advancing low-cost, efficient biomass upgrading.

May 21, 2025

Major step for flat and adjustable optics

Nanowerk   -   Nanotechnology Websites

By carefully placing nanostructures on a flat surface, researchers have significantly improved the performance of so-called optical metasurfaces in conductive plastics.

May 21, 2025

Nano-engineered thermoelectrics enable scalable, compressor-free cooling

Nanowerk   -   Nanotechnology Websites

Researchers have developed a new, easily manufacturable solid-state thermoelectric refrigeration technology with nano-engineered materials that is twice as efficient as devices made with commercially available bulk thermoelectric materials.

May 21, 2025

Electrophysiology in atomic resolution

Nanowerk   -   Nanotechnology Websites

Scientists applied molecular dynamics simulations to visualize how potassium ions pass through a potassium ion channel at atomic resolution for the first time.

May 21, 2025

GMG launches new website to facilitate direct sales of its graphene liquid concentrate

Graphene Info   -   Scientific and Educational Websites

Graphene Manufacturing Group (GMG) has announced the launch of a new website to facilitate direct sales of its energy saving graphene liquid concentrate G® Lubricant, that enhances the performance of diesel and gasoline (petrol) engines.

May 21, 2025

Solidion reports its financial results for Q1 2025, with a $3.1 million operational loss

Graphene Info   -   Scientific and Educational Websites

Solidion Technology, an advanced silicon anode and battery technology materials provider, announced its financial results for the Q1 2025. The company has no revenues, and it has lost $3.1 million from its operations.

May 21, 2025

'Sharkitecture:' A nanoscale look inside a blacktip shark's skeleton

Phys.org   -   Scientific News Websites

Sharks have been evolving for more than 450 million years, developing skeletons not from bone, but from a tough, mineralized form of cartilage. These creatures are more than just fast swimmers—they're built for efficiency. Their spines act li...

May 20, 2025

Novel imaging technology eliminates need for costly ultrafast lasers

Phys.org   -   Scientific News Websites

A research team affiliated with UNIST has announced the development of an innovative nonlinear imaging technique capable of visualizing internal biological tissues in 3D using ordinary light sources, such as laser pointers, instead of costly ultra...

May 20, 2025

Universal nanosensor enables real-time, non-destructive tracking of plant growth hormone

Phys.org   -   Scientific News Websites

Researchers have developed the world's first near-infrared (NIR) fluorescent nanosensor capable of real-time, non-destructive and species-agnostic detection of indole-3-acetic acid (IAA)—the primary bioactive auxin hormone that controls the w...

May 20, 2025

REFINE