Page 2 - Science news tagged with magnetic force

Researchers make sand that flows uphill

Engineering researchers at Lehigh University have discovered that sand can actually flow uphill.

Condensed Matter

Sep 20, 2023

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Scientists reveal twisting-untwisting-retwisting cycle of nanohelices

Reversible nanohelix transformation is one of the most exquisite and important phenomena in nature. Nanomaterials rarely form helical crystals. Due to the irreversibility of the twisting forces studied so far, untwisting ...

Nanophysics

Sep 13, 2023

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New quantum device generates single photons and encodes information

A new approach to quantum light emitters generates a stream of circularly polarized single photons, or particles of light, that may be useful for a range of quantum information and communication applications. A Los Alamos ...

Optics & Photonics

Aug 24, 2023

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221

Earth's core, replete with oceans and cyclones, is being demystified

At the center of Earth is a vast ball of metal, the planet's core. While unreachable without the help of Jules Verne, it can be studied and plays a vital role for the world.

Earth Sciences

Aug 9, 2023

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Geomagnetic field protects Earth from electron showers

Understanding the ionosphere high in the Earth's atmosphere is important due to its effects on communications systems, satellites and crucial chemical features including the ozone layer. New insights into the activity of ...

Planetary Sciences

Aug 3, 2023

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275

Collisions between asteroids may lead to formation of metal asteroids able to generate and record magnetism: Study

Yale researchers may have solved a longstanding puzzle as to why certain metallic meteorites show traces of a magnetic field—a finding that may shed light on the formation of magnetic dynamos at the core of planets.

Astronomy

Aug 1, 2023

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Magnetic Quincke rollers: Forces and torques of magnetism that guide complex dynamics of active particles

Quincke rotation is defined as the spontaneous steady rotation of a dielectric particle immersed in a dielectric solvent under a steady and uniform electric field. Electro-hydrodynamically driven active particles based on ...

Condensed Matter

feature

Jul 24, 2023

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94

Patch uses nanomagnets to detect muscle movement through the skin

Using nanomagnets composites and conductive yarn, scientists have invented a smart textile that can sense and measure body movements—from muscles flexing to veins pulsing. The device, presented on June 27 in the journal ...

Bio & Medicine

Jun 27, 2023

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