Condensed Matter 16 hours ago

Illuminating an asymmetric gap in a topological antiferromagnet

Topological insulators (TIs) are among the hottest topics in condensed matter physics today. They're a bit strange: Their surfaces conduct electricity, yet their interiors do not, instead acting as insulators. Physicists ...

Plants & Animals Jan 16, 2025

Snakes in potted olive trees 'tip of the iceberg' of ornamental plant trade hazards, say researchers

Continental European snakes, geckos and Italian wall lizards are making their way to northern Europe undetected among imports of ornamental olive trees destined for gardens and green spaces.

Astronomy Jan 16, 2025

Lost sulfur in the universe may reside in salt on dust and pebbles

An international team led by astronomers at Leiden University has shown in laboratory experiments that sulfur can bind with ammonium under icy cosmic conditions and form a salt that sticks to dust and pebbles. The resulting ...

Archaeology Jan 14, 2025

Paleolithic ingenuity: 13,000-year-old 3D map discovered in France

Researchers have discovered what may be the world's oldest three-dimensional map, located within a quartzitic sandstone megaclast in the Paris Basin. The research is published in the Oxford Journal of Archaeology.

Earth Sciences Jan 17, 2025

Direct measurements can reduce uncertainty in soil carbon credit markets

Directly measuring soil carbon rather than relying on predictive models can provide hard evidence of how much carbon is being stored, allowing for better assessments of confidence in carbon markets for croplands, according ...

Economics & Business Jan 15, 2025

A tangled web: Social media analysis suggests coordinated messaging among fossil fuel-derived hydrocarbon industries

An analysis of the nine top players in the U.S. fossil fuel-derived hydrocarbon industries (oil/gas, plastics, and agrichemicals) shows tight linkages across the three different sectors, with news media, other petrochemical ...

Analytical Chemistry 20 hours ago

Ceramic catalyst uses sodium and boron to drive sustainable industrial reactions

Heterogeneous catalysts speed up chemical reactions by being in a different state than the reactants. They are efficient and stable, even under challenging conditions such as high temperature or pressure. Traditionally, metals ...

General Physics Jan 15, 2025

Record-breaking Rf-252: Researchers produce shortest-lived superheavy nucleus and measure its subsequent decay

A team of researchers from GSI/FAIR, Johannes Gutenberg University Mainz, and the Helmholtz Institute Mainz has succeeded in exploring the limits of the so-called island of stability within the superheavy nuclides more precisely ...

Optics & Photonics Jan 17, 2025

Twisting light: Novel metasurface offers compact solution for circularly polarized light

Left and right circularly polarized light, where the electromagnetic waves spiral in a clockwise and counterclockwise manner as they travel, plays a crucial role in a wide range of applications, from enhancing medical imaging ...

Astronomy Jan 16, 2025

Astronomers detect peculiar features in the stellar halo of dwarf galaxy NGC 300

Using the Cerro Tololo Inter-American Observatory (CTIO), an international team of astronomers have performed deep optical observations of a dwarf galaxy known as NGC 300. As a result, they detected a stellar stream, shells ...

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