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Science News Archive September 2020 - Page 41


Page 41 of 49

Gen Z not ready to eat lab-grown meat

A recent study found that 72% of Gen Z are not ready to accept lab-grown meat, citing concerns over taste, health, and environmental impact. Despite this, 41% believe it could be a viable nutritional source for transitioning to more sustainable food options.

SourceUniversity of Sydney·JournalFrontiers in Nutrition·DateSep 7, 2020

A new twist on DNA origami

Researchers at Arizona State University have developed a new type of meta-DNA structure that can be used to engineer sophisticated nanoscale structures and devices. The meta-DNA self-assembly concept has opened up new possibilities for optoelectronics, including information storage and encryption, as well as synthetic biology.

SourceArizona State University·JournalNature Chemistry·DateSep 7, 2020

The mathematical values of Linear A fraction signs

A recent study by a team of researchers from the University of Bologna has shed light on the Minoan system of fractions, revealing that the lowest fraction is 1/60. The results have significant implications for understanding the Linear B script and its use in measuring units of measurement.

SourceElsevier·JournalJournal of Archaeological Science·DateSep 7, 2020

Floodwater farming in ancient Peru

A study reveals that ancient Peruvian farmers used floodwater from El Niño events for agriculture, benefiting from flushed-out salts and flexible irrigation systems. This ancient farming practice allowed for runoff harvesting and river water distribution, suggesting potential agricultural advantages during El Niño events.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateSep 7, 2020

How to have a blast like a black hole

Researchers at Osaka University used powerful lasers to recreate relativistic magnetic reconnection, a process responsible for X-ray emissions from black holes. This study may help explain the mysterious X-rays emitted by some celestial bodies.

SourceOsaka University·JournalPhysical Review E·DateSep 7, 2020

Markers may predict patient response to immune therapy of cancer

Researchers at Massachusetts General Hospital have developed a method to identify clinical markers that predict patient response to immune checkpoint inhibitors. The approach involves analyzing gene signatures from cancer tumors and correlating them with patient outcomes, revealing distinct patterns between responders and non-responders.

SourceMassachusetts General Hospital·JournalProceedings of the National Academy of Sciences·DateSep 7, 2020

Rare immune cells drive gut repair

Scientists discovered that type-1 innate lymphoid cells (ILC1) promote tissue repair in the gut, but when dysregulated can contribute to IBD co-morbidities such as cancer and fibrosis. This finding has important implications for treating patients with inflammatory bowel diseases.

SourceKing's College London·JournalNature Materials·DateSep 7, 2020

Gulls pay attention to human eyes

Researchers found that herring gulls pay attention to human gaze direction, reacting faster and more aggressively when watched than when ignored. The study also confirms the bolder nature of urban gulls compared to rural ones.

SourceUniversity of Exeter·JournalAnimal Behaviour·DateSep 7, 2020

New insight into mammalian stem cell evolution

Researchers at Kyoto University found that gene regulatory networks for pluripotent stem cells are highly conserved across mammals, but also exhibit unique variations. These differences may explain why certain features of mammalian pluripotent stem cells have evolved differently in various species.

SourceKyoto University·JournalGenome Biology and Evolution·DateSep 7, 2020

Images of captive torment in art

A study of WWII art made by prisoners of war in Australian and New Zealand internment camps uncovers surprising quality and artistic confidence among the works. The artworks, created between 1942 and 1945, depict alluring female figures and cultural symbols, providing insight into the lives of ethnic and part-Japanese detainees.

SourceFlinders University·JournalAustralian and New Zealand Journal of Art·DateSep 4, 2020

Relief for people who struggle with CPAP masks

A new surgical trial found excellent outcomes for patients with obstructive sleep apnea who couldn't use CPAP masks, with significant reductions in night-time apnoea events and improvements in daytime sleepiness. The procedure combines palate surgery with a low-risk tongue procedure to create an improved airway.

SourceFlinders University·JournalJAMA·DateSep 4, 2020