Photosynthesis: Varying roads lead to the reaction center

Journal Reference: Sebastian Reiter, Ferdinand L. Kiss, Jürgen Hauer, Regina de Vivie-Riedle. Thermal site energy fluctuations in photosystem I: new insights from MD/QM/MM calculations. Chemical Science, 2023; 14 (12): 3117 DOI: 10.1039/D2SC06160K Photosynthesis is the motor of all life on Earth. Complex processes are required for the sunlight-powered conversion of carbon dioxide and water to … Read more

Closed loop for circular financial system: New polymer recycling strategy ensures both high stability and complete recyclability

Journal Reference: Takumi Watanabe, Haruka Minato, Yuma Sasaki, Seina Hiroshige, Hayato Suzuki, Nahomi Matsuki, Koki Sano, Takeshi Wakiya, Yuichiro Nishizawa, Takayuki Uchihashi, Takuma Kureha, Mitsuhiro Shibayama, Toshikazu Takata, Daisuke Suzuki. Closed-loop recycling of microparticle-based polymers. Green Chemistry, 2023; DOI: 10.1039/D3GC00090G In this light, recycling plastics such as polymers is a promising sustainable alternative for waste … Read more

Preschoolers prefer to learn from a competent robot than an incompetent human

Journal Reference: Anna-Elisabeth Baumann, Elizabeth J. Goldman, Alexandra Meltzer, Diane Poulin-Dubois. People Do Not Always Know Best: Preschoolers’ Trust in Social Robots. Journal of Cognition and Development, 2023; 1 DOI: 10.1080/15248372.2023.2178435 According to a new paper by Concordia researchers published in the Journal of Cognition and Development, the answer largely depends on age. The study … Read more

Scientists discover easy way to make atomically-thin metal layers for new technology

Journal Reference: Di Wang, Chenkun Zhou, Alexander S. Filatov, Wooje Cho, Francisco Lagunas, Mingzhan Wang, Suriyanarayanan Vaikuntanathan, Chong Liu, Robert F. Klie, Dmitri V. Talapin. Direct synthesis and chemical vapor deposition of 2D carbide and nitride MXenes. Science, 2023; 379 (6638): 1242 DOI: 10.1126/science.add9204 Until recently, these materials — known as MXenes, pronounced “max-eens” — … Read more

Drought, heat waves worsen West Coast air pollution inequality

Journal Reference: Amir Zeighami, Jordan Kern, Andrew J. Yates, Paige Weber, August A. Bruno. U.S. West Coast droughts and heat waves exacerbate pollution inequality and can evade emission control policies. Nature Communications, 2023; 14 (1) DOI: 10.1038/s41467-023-37080-0 Published in Nature Communications, the study also found financial penalties for power plants can significantly reduce people’s pollution … Read more

Phthalate alternative may harm brain development and health

“In the past, industries have promptly shifted away from the usage of toxic chemicals only to produce an equally toxic chemical, so this is something we are actively trying to avoid repeating,” said Kyle Sease, a graduate student at Central Washington University in Ellensburg, Washington. “Our study suggests that ATBC, but not other non-phthalate alternatives, … Read more

Where does your brain want to have lunch?

Journal Reference: Tomas G. Aquino, Jeffrey Cockburn, Adam N. Mamelak, Ueli Rutishauser, John P. O’Doherty. Neurons in human pre-supplementary motor area encode key computations for value-based choice. Nature Human Behaviour, 2023; DOI: 10.1038/s41562-023-01548-2 The study examined decisions called value-based choices, where there is not necessarily a right or wrong option, according to Ueli Rutishauser, PhD, … Read more

New NIH study reveals shared genetic markers underlying substance use disorders

Journal Reference: Alexander S. Hatoum, Sarah M. C. Colbert, Emma C. Johnson, Spencer B. Huggett, Joseph D. Deak, Gita A. Pathak, Mariela V. Jennings, Sarah E. Paul, Nicole R. Karcher, Isabella Hansen, David A. A. Baranger, Alexis Edwards, Andrew D. Grotzinger, Daniel E. Adkins, Amy E. Adkins, Mervi Alanne-Kinnunen, Jeffry C. Alexander, Fazil Aliev, Silviu-Alin … Read more

The powerhouse of the future: Artificial cells

Journal Reference: Hyun Park, Weichen Wang, Seo Hyeon Min, Yongshuo Ren, Kwanwoo Shin, Xiaojun Han. Artificial organelles for sustainable chemical energy conversion and production in artificial cells: Artificial mitochondrion and chloroplasts. Biophysics Reviews, 2023; 4 (1): 011311 DOI: 10.1063/5.0131071 In Biophysics Reviews, by AIP Publishing, researchers from Sogang University in South Korea and the Harbin … Read more

Earth’s first plants likely to have been branched

Journal Reference: Victoria M. R. Spencer, Lucy Bentall, C. Jill Harrison. Diverse branching forms regulated by a core auxin transport mechanism in plants. Development, 2023; 150 (6) DOI: 10.1242/dev.201209 By studying the mechanisms responsible for branching, the team have determined what the first land plants are likely to have looked like millions of years ago. … Read more