This year’s Chemistry HKDSE exam incorporated more diagrams in the questions than previous years, but the level of difficulty was similar, Chemistry teachers said. "About 13,000 candidates took ...

Jan. 27, 2025 — An international team of scientists has discovered a way to store and release volatile hydrogen using lignin-based jet fuel that could open new pathways for sustainable energy ...

Back in the old days—the really old days—the task of designing materials was laborious. Investigators, over the course of 1,000-plus years, tried to make gold by combining things like lead, mercury, ...

Chemistry Education Research and Practice (CERP) is the journal for teachers, researchers and other practitioners at all levels of chemistry education. It is published free of charge electronically ...

Focusing on easy but scoring topics, clean presentation, and proper definitions can help achieve good marks, the experts said ...

FILE - This photo released Nov. 5, 2019, by the Atomic Energy Organization of Iran, shows centrifuge machines in the Natanz uranium enrichment facility in central Iran. (Atomic Energy Organization ...

Please view our affiliate disclosure. Trading involves risk which may result in the loss of capital. Centrifuge is giving financial power back through the use of DeFi. The main way Centrifuge looks to ...

Jan. 27, 2025 — An international team of scientists has discovered a way to store and release volatile hydrogen using lignin-based jet fuel that could open new pathways for sustainable energy ...

Centre for Engineering Biology, Institute of Quantitative Biology, Biochemistry and Biotechnology, School of Biological Sciences, University of Edinburgh, Edinburgh EH9 3FF, U.K. Centre for ...

State Key Laboratory of Biocontrol, School of Life Sciences, Guangdong Province Key Laboratory for Pharmaceutical Functional Genes, Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai ...