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Optics & Photonics Aug 14, 2025

Energy-efficient ultracompact laser reduces light loss in all directions

An international team of scientists led by Nanyang Technological University, Singapore (NTU Singapore) has developed a new type of ultracompact laser that is more energy efficient and consumes less power.

Optics & Photonics Aug 14, 2025

Laser advance sets the stage for new X-ray science possibilities

A team led by scientists at the Department of Energy's SLAC National Accelerator Laboratory have generated a highly exotic type of light beam, called a Poincaré beam, using the FERMI free-electron laser (FEL) facility in ...

Space Exploration Aug 14, 2025

Cleaning up space with gecko technology

Old satellites and debris pose a danger to space travel. An international research team with participation from Würzburg is working on a satellite that cleans up space—inspired by the animal kingdom.

Analytical Chemistry Aug 13, 2025

Catalyst can efficiently reduce NOâ‚“ across a wide temperature range

Nitrogen oxides (NOx), a major contributor to air pollution, are emitted from a variety of fuel combustion sources—including industrial smokestacks, vehicles, and ships. The emission temperatures of NOx vary significantly ...

Nanophysics Aug 13, 2025

Customized moiré patterns achieved using stacked metal-organic framework layers

When two mesh screens or fabrics are overlapped with a slight offset, moiré patterns emerge as a result of interference caused by the misalignment of the grids. While these patterns are commonly recognized as optical illusions ...

Nanomaterials Aug 13, 2025

Finding clarity in the noise: New approach recovers hidden signals at the nanoscale

In the world of nanotechnology, seeing clearly isn't easy. It's even harder when you're trying to understand how a material's properties relate to its structure at the nanoscale. Tools like piezoresponse force microscopy ...

Paleontology & Fossils Aug 13, 2025

A 296-million-year-old fossil unearthed in Brazil sheds light on ancient plant mystery

Brazilian paleobotany has just solved an enigma: the redefinition of a fossil plant described decades ago in southern Brazil and the creation of a new genus, Franscinella, to accommodate the species now called Franscinella ...

Analytical Chemistry Aug 13, 2025

Machine learning reveals the mysteries of amorphous alumina thin films at atomic scale

Aluminum oxide or alumina is the fruit fly of materials science: thoroughly researched and well-understood. This compound, with the simple chemical formula Al2O3, occurs frequently in Earth's crust in the form of the mineral ...

Analytical Chemistry Aug 13, 2025

Amorphous cathode reveals low-voltage oxygen dimer redox mechanism

In a significant leap toward next-generation lithium battery design, researchers from the School of Materials Science and Engineering at Peking University, led by Professor Xia Dingguo, have discovered a previously unknown ...

Evolution Aug 13, 2025

Dagger beaks and strong wings: New fossils rewrite the penguin story and affirm NZ as a cradle of their evolution

Remarkable new fossil discoveries in New Zealand are driving a significant reassessment of our understanding of the early evolution of penguins.

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