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Astronomy 3 hours ago

New models predict how 'lava planets' evolve and change over time

A new paper led by a York University professor and published today in Nature Astronomy introduces a simple theoretical framework to describe the evolution of the coupled interior鈥揳tmosphere system of hot rocky exoplanets ...

Astronomy 3 hours ago

New near-infrared spectrograph targets red dwarf planets

An international team led by the Universities of Geneva (UNIGE) and Montreal published the first results today from the NIRPS spectrograph installed on the European Southern Observatory's (ESO) 3.6-meter telescope in La Silla, ...

Materials Science 9 hours ago

Organic molecules show promise for sensitive quantum sensing through color-shifting spins

Quantum sensing has transformational potential across many areas of technology and science, most prominently biomedical research. The basic premise is to detect and manipulate the spin state of an electron鈥攎agnetic properties ...

Planetary Sciences Jul 28, 2025

Planet K2-18b may not host alien life, but it is home to a water-rich interior

A large sub-Neptune-sized planet revolving around a red dwarf star 124 light years away has been the topic of debate among several scientists in recent months.

Optics & Photonics Jul 28, 2025

RGB multiplexer based on lithium niobate enables faster, more efficient light modulation for laser beam scanning

As technology advances, photonic systems are gaining ground over traditional electronics, using light to transmit and process information more efficiently. One such optical system is laser beam scanning (LBS), where laser ...

Analytical Chemistry Jul 28, 2025

A more climate-friendly way to produce nitrogen fertilizer

Humanity has an insatiable appetite for ammonia: This substance is used to make fertilizer, which in turn is used in most modern agriculture. Until now, the Haber-Bosch process has been the method of choice for extracting ...

Astronomy Jul 28, 2025

Hubble spies swirling spiral NGC 3285B

The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope image is NGC 3285B, which resides 137 million light-years away in the constellation Hydra (the Water Snake). Hydra has the largest area of the 88 constellations ...

General 糖心视频ics Jul 25, 2025

Researchers demonstrate first bidirectional asymmetric frequency conversion in a single system

A research team in Korea has experimentally demonstrated, for the first time in the world, a nonlinear wave phenomenon that changes its frequency鈥攅ither rising or falling鈥攄epending on which direction the waves come from.

Materials Science Jul 25, 2025

SpectroTAP: Researchers develop new technology to study catalysts

From laundry detergents and self-cleaning ovens to the manufacturing of fuels, plastics and medications, catalysts play a vital role in everyday products and industry.

Materials Science Jul 24, 2025

Electron beam irradiation decomposes Teflon-like fluoroplastics efficiently

Plastics like Teflon are famously durable鈥攁nd infamously difficult to recycle. But a breakthrough from researchers at the National Institutes for Quantum Science and Technology (QST) may offer a powerful new solution.

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