Earth Sciences Jan 15, 2025

Technology for oxidizing atmospheric methane won't help the climate, researchers say

As the atmosphere continues to fill with greenhouse gases from human activities, many proposals have surfaced to "geoengineer" climate-saving solutions, that is, alter the atmosphere at a global scale to either reduce the ...

Optics & Photonics Jan 17, 2025

Redefining the second: Optical atomic clock achieves record accuracy in comparison measurement

The next generation of atomic clocks "ticks" with the frequency of a laser. This is about 100,000 times faster than the microwave frequencies of the cesium clocks which are generating the second at present. These optical ...

Astronomy Jan 15, 2025

Quasar discovery sheds light on early universe's rapid growth

A Yale-led team of astronomers has detected an intensely brightening and dimming quasar that may help explain how some objects in the early universe grew at a highly accelerated rate.

Biochemistry Jan 15, 2025

How nature optimizes hydrogen-producing biocatalysts

Oxygen can destroy hydrogen-producing enzymes. Researchers from Bochum and Osaka have discovered how an extraordinary protein survives in the presence of oxygen.

Cell & Microbiology Jan 16, 2025

Early warning system allows bacteria to form protective biofilms in advance

University of Basel researchers have discovered that bacteria can sense threats in advance through a general danger signal. Bacteria detect when nearby cells are dying and proactively form a protective biofilm. Understanding ...

Plasma Physics Jan 15, 2025

Researchers create world's brightest X-ray source with high-power laser beam and novel metal foams

By combining the National Ignition Facility (NIF) laser and ultra-light metal foams, researchers at Lawrence Livermore National Laboratory (LLNL) have produced the brightest X-ray source to date—about twice as bright as ...

Biotechnology Jan 21, 2025

Innovative process converts urine into slow-release crystal fertilizer

A team of chemists and agriculture specialists has developed a way to transform urea in wastewater, into percarbamide, which can be used as a fertilizer. In their paper published in the journal Nature Catalysis, the group ...

Plants & Animals Jan 16, 2025

Anglers glimpse rare moment of orcas 'coordinating' attack on whale

While fishing off the coast of Honduras in 2023, a group of anglers stumbled upon a rare sight: a pod of orcas hunting down a sperm whale.

Plants & Animals Jan 15, 2025

How parasitic crickets co-exist with hostile ant hosts: Distancing and dodging behaviors

Researchers at Nagoya University in Japan have discovered sophisticated behavioral strategies that enable parasitic crickets to survive within ant colonies. Led by Ryoya Tanaka, the team documented how these insects successfully ...

Quantum Physics Jan 15, 2025

'Magic-wavelength optical tweezers' achieve quantum entanglement of molecules

Researchers at Durham University have successfully demonstrated long-lasting quantum entanglement between molecules, opening new doors for future advancements in quantum computing, sensing, and fundamental physics. The paper ...

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