Install
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
- 527articles · 30d
- 1+ day agolatest article
- Aug 14, 2026earliest in window
- 68%with images
- 165avg words
- Science & Nature 367
- Science & Technology 311
- STEM 246
- Health & Wellness 157
- Medical 124
- Health 106
- Environment 61
- People & Society 24
Please confirm you are human
This browser or connection looks automated. Press and continuously hold the control for 3 seconds to enable Google-hosted web results and, when separately allowed, AI-assisted answers.
A successful check enables 100 search requests. Interactive access does not authorize scraping, systematic collection, or reuse of search output.
News
Who were the Denisovans? Rich trove of fossils and tools paints new picture
3+ day, 12+ hour ago (17+ words) Objects found in a cave in southwestern China suggest that these enigmatic ancient humans were accomplished hunters....
Stratigraphic rationale for rejecting the Anthropocene epoch proposal - Nature Reviews Earth & Environment
4+ day, 12+ hour ago (285+ words) Nature Reviews Earth & Environment volume 7, pages 565–566 (2026) Cite this article The rejection of the proposal for Anthropocene as a formal epoch of the Geological Time Scale has attracted wide interest in the stratigraphic aspects of the debate. Here, we clarify the…...