Reaction Insights help make Sustainable Liquid Fuels

Elucidation of radical- and oxygenate-driven paths in zeolite-catalysed conversion of methanol and methyl chloride to hydrocarbons, Nature Catalysis (2022)

Methanol, produced from carbon dioxide in the air, can be used to make carbon neutral fuels. But to do this, the mechanism by which methanol is turned into liquid hydrocarbons must be better understood so that the catalytic process can be optimised. Now, using sophisticated analytical techniques, researchers from ETH Zürich and Paul Scherrer Institute have gained unprecedented insight into this complex mechanism.

As we struggle to juggle the impact of emissions with our desire to maintain our energy hungry lifestyle, using carbon dioxide in the atmosphere to create new fuels is an exciting, carbon neutral alternative...

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Biofinder Advances Detection of Extraterrestrial Life

Biofinder detection of biological resides in fish fossil. (a) White light image of a Green River formation fish fossil (b) Fluorescence image of the fish fossil obtained by the Biofinder.
Biofinder detection of biological resides in fish fossil. (a) White light image of a Green River formation fish fossil (b) Fluorescence image of the fish fossil obtained by the Biofinder. Credit: Misra, et al., 2022.

An innovative scientific instrument, the Compact Color Biofinder, developed by a team of University of Hawai’i at Manoa researchers, may change the game in the search for signs of extraterrestrial life.

Most biological materials, for example, amino acids, fossils, sedimentary rocks, plants, microbes, proteins and lipids, have strong organic fluorescence signals that can be detected by specialized scanning cameras...

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Secrets of Aging Revealed in Largest Study on Longevity, Aging in Reptiles and Amphibians

Painted turtle (stock image).
Credit: © Brian E Kushner / stock.adobe.com

An international team of 114 scientists reports the most comprehensive study of aging and longevity to date of reptiles and amphibians worldwide. Among their many findings, they document for the first time that turtles, crocodilians and salamanders have particularly low aging rates and extended lifespans for their sizes. The team also finds that protective phenotypes, such as the hard shells of most turtle species, contribute to slower aging, and in some cases even ‘negligible aging’ – or lack of biological aging.

At 190 years old, Jonathan the Seychelles giant tortoise recently made news for being the “oldest living land animal in the world...

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Hair-raising research: Scientists find surprising Link between Inmune System, Hair Growth

Glucocorticoid hormone signal in regulatory T cells promotes hair follicle stem cell activation and new hair growth. Left: After hair loss, skin cells (blue) from a normal mouse can activate hair follicle stem cells (red). Right: Cells from mice without glucocorticoid receptors in their regulatory T cells cannot activate hair follicle stem cells.

Study highlights how current treatments for alopecia work on a cellular level. Salk scientists have uncovered an unexpected molecular target of a common treatment for alopecia, a condition in which a person’s immune system attacks their own hair follicles, causing hair loss...

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