Science-related:
FlyBase: A Database of Drosophila Genes & Genomes
Bloomington Drosophila Stock Center, Vienna Drosophila Resource Center, Korea Drosophila Resource Center
A laboratory manual for working with Drosophila, by Michele Markstein
The Janelia Fly Light GAL4/LexA and Split-GAL4 collections and NeuronBridge
Drosophila neural anatomy and connectomics: FlyWire, FlyWire Codex, FlyWire Gateway, neuPrintExplorer, Brain Circuits, Fruit Fly Brain Observatory, and Virtual Fly Brain
Rare diseases related: MARRVEL, OMIM, and National Organization for Rare Disorders
Bioz: AI Search Engine for Scientific Experimentation
Career-related:
Designing Effective Scientific Presentations, by Susan McConnell
The Grant Writing Guide: A Road Map for Scholars, by Betty S. Lai
How to Pick a Graduate Advisor, by Ben Barres
Nurturing Undergraduate Researchers in Biomedical Sciences, by Jiefu Li and Liqun Luo