Ethanol analysis in biological samples underpins forensic investigations from impaired-driving cases to postmortem examinations. Accurate quantification and source attribution—distinguishing ...

Fluorescent sensing has emerged as a versatile and powerful approach for the detection of small molecules, ions and biomacromolecules in complex biological matrices. By harnessing the unique optical ...

For high school students engaged in independent or mentored research, conferences offer opportunities to formally present findings and receive feedback from professionals.

Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...