Research Papers

Science Explorer is a digital library for astronomy, physics, and earth science, providing access to 20+ million records and advanced research tools.

Explore academic impact beyond rankings. Rankless offers a fresh perspective on how universities influence each geography and topic, emphasizing diverse forms of impact and providing a richer understanding of academic influence.

Free, accurate citation and bibliography maker for APA, Chicago, Harvard, MLA, and 10,000 other styles. No ads, no downloads, no account required.

Your personal research assistant. Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.

Free, legal research articles delivered instantly or automatically requested from authors

Discover Altmetric, the leading online engagement tracking platform and how and where your research is making a difference.

Discover the world of Scientific Literature. Literature map software to visualize, expand & communicate your literature research expertise.

Open Access for Everyone. Download and read 240 million open access research papers with the only truly modern academic research engine.

Create citations, reference lists, and bibliographies. A no-nonsense reference collection and bibliography creation tool for people who value simplicity, privacy, and speed.

Open-source scientific and technical publishing system built on Pandoc. Weave together narrative text and code to produce elegantly formatted output.

Access millions of research paper PDFs in one click. PaperPanda searches the web for PDFs so you don’t have to. Get the free Chrome extension now

Access millions of research papers in one click. Save time accessing full-text PDFs with the free EndNote Click browser plugin.