Shadow-library search page for discovering books, papers, and document files.
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Sci-Hub is a platform that provides access to academic research literature, with a database of over 88 million documents covering most papers published up to 2022 in major academic outlets. It also offers Sci-Bot, a question-answering tool that uses its database to generate cited, scientifically grounded responses to research questions.
PDF Drive is a free online platform that provides access to downloadable PDF eBooks across categories including drawing, comics, science and health. It offers faster previews, a personalized experience, and the ability to convert files to EPUB or MOBI format, with options to send downloads to email or Kindle. A premium account option is also available.
The NIST Chemistry WebBook provides access to chemical and physical property data for chemical species over the internet. Data come from collections maintained by the NIST Standard Reference Data Program and outside contributors. The system organizes data by chemical species, allows searching by various means, and displays data including thermochemical and thermophysical properties and optical, electronic and mass spectra.
Wumbo is a math reference site for students, teachers, and enthusiasts. It organizes core concepts, worked examples, formulas, functions, a glossary, notation, operators, symbols, and videos, including a video on quaternions implemented in Python. It offers a contributing membership that funds future videos and resources.
A visualization tool from LeoLabs showing satellites, debris and other objects tracked by LeoLabs in low Earth orbit. The site provides a full-window view of this low Earth orbit visualization.
VideoNeat is a website that curates science materials for humans, including documentaries, movies and courses. Its help page states that the site is trade-free and requires no money, data or attention, adds no ads and makes no profit. It says the site is for educational purposes only and invites users to seed materials, support it financially and share it.
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Sci-Hub is a platform that provides access to academic research literature, with a database of over 88 million documents covering most papers published up to 2022 in major academic outlets. It also offers Sci-Bot, a question-answering tool that uses its database to generate cited, scientifically grounded responses to research questions.
PDF Drive is a free online platform that provides access to downloadable PDF eBooks across categories including drawing, comics, science and health. It offers faster previews, a personalized experience, and the ability to convert files to EPUB or MOBI format, with options to send downloads to email or Kindle. A premium account option is also available.
The NIST Chemistry WebBook provides access to chemical and physical property data for chemical species over the internet. Data come from collections maintained by the NIST Standard Reference Data Program and outside contributors. The system organizes data by chemical species, allows searching by various means, and displays data including thermochemical and thermophysical properties and optical, electronic and mass spectra.
Wumbo is a math reference site for students, teachers, and enthusiasts. It organizes core concepts, worked examples, formulas, functions, a glossary, notation, operators, symbols, and videos, including a video on quaternions implemented in Python. It offers a contributing membership that funds future videos and resources.
A visualization tool from LeoLabs showing satellites, debris and other objects tracked by LeoLabs in low Earth orbit. The site provides a full-window view of this low Earth orbit visualization.
VideoNeat is a website that curates science materials for humans, including documentaries, movies and courses. Its help page states that the site is trade-free and requires no money, data or attention, adds no ads and makes no profit. It says the site is for educational purposes only and invites users to seed materials, support it financially and share it.
