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QLEDs â light-emitting diodes that rely on nanocrystals called quantum dots â are usually made with toxic heavy metals. A strategy has been developed to make QLEDs with a performance comparable to that of commercially available technologies but using a more environmentally friendly alloy of zinc, selenium, telluriu
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Oddball fossils suggest that the first insects were a mixed bunch
4+ day, 22+ hour ago (71+ words) As the most diverse class of animals, insects have dominated terrestrial ecosystems for the past 320 million years. However, the origins of this successful group have faded into the abysses of geological time. A collection of fossils reveals the unusual body…...
Who were the Denisovans? Rich trove of fossils and tools paints new picture
4+ day, 22+ hour ago (17+ words) Objects found in a cave in southwestern China suggest that these enigmatic ancient humans were accomplished hunters....
Ancient vocabulary for evolving cells - Nature Ecology & Evolution
5+ day, 20+ hour ago (137+ words) Nature Ecology & Evolution (2026) Cite this article A comparative multi-omic study finds that family-biased repertoires of short regulatory DNA motifs remain conserved over greater evolutionary distances than do the motif sets and co-occurring motif pairs associated with individual cell types. Arendt,…...
Intraspecific sternal variation in Neophocaena asiaeorientalis across sex and age groups by PMCT 3DVRI | npj Veterinary Sciences
1+ week, 5+ day ago (954+ words) Observers had collected 16 parameters (including volume, 3 angles, 8 linears, 3 ratios and 1 numerical count) and some of their corresponding ratios from each sample. Comparisons of sexual dimorphism and age-related morphometrics were conducted subsequently after obtaining the required data. In the comparisons of…...
Evolution of sexual reproduction
2+ week, 6+ day ago (222+ words) Nature Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet…...
Fossils that rewrite Africa’s deep past
3+ week, 3+ day ago (747+ words) For more than a century, Egypt’s Bahariya Oasis has yielded spectacular fossils that have helped shape scientific understanding of Africa’s prehistoric past. Best known as the “land of Spinosaurus”, the Cretaceous formation has revealed giant dinosaurs, fossil fishes and crocodyliforms…...
Towards whole plastome phylogeography: resolving small genetic distances among European Arnica montana L. with the PlastidPipeline | Scientific Reports
4+ week, 1+ day ago (1610+ words) Using all publicly available and some new short-read datasets for A. montana and related species, which differ in size, original project and physical source material, we seek to answer three questions: How does the PlastidPipeline facilitate the production and analysis of…...