At the USGS, all instances of ArcMap have been removed from computers. This means that although the tools here will still be available for download and use, we will have limited resources for ...

Stop sending your sensitive documents to third-party services. FLAMEHAVEN FileSearch is a production-grade RAG search engine — BM25+hybrid retrieval, 34 file formats, multi-LLM (Gemini, OpenAI, Claude ...

Laboratory studies have demonstrated that a single phenotype can be produced by many different genotypes; however, in natural systems, it is frequently found that phenotypic convergence is due to ...

In naturalistic settings, our cognitive architecture for making goal-oriented decisions typically resolves an ecological utility problem, integrating both extrinsic and intrinsic dynamics.

This study presents a low-cost Arduino-based gas chromatography system that is suitable for teaching analytical chemistry in an undergraduate laboratory. The gas chromatography system is built with ...

In undergraduate physical chemistry, Schrödinger’s equation is solved for a variety of cases. In doing so, the energies and wave functions of the system can be interpreted to provide connections with ...