Explore the natural world, scientific thinking, and the systems around us.
Interactive map displaying near-real-time satellite imagery, storms, precipitation, temperature, wind, wildfire, and other weather layers.
Interactive mathematics platform with graphing, geometry, algebra, calculus, statistics, 3D, classroom, and teaching resources.
Interactive global weather visualization platform with forecast models and layers for wind, rain, temperature, clouds, waves, air quality, and more.
Collection of interactive real-time physics simulations with mathematical explanations and open-source code for exploring mechanics and dynamical systems.
Interactive mathematics learning platform combining lessons, manipulatives, puzzles, visualizations, and exploratory activities.
Research publication presenting global data and visualizations on health, population, poverty, energy, environment, technology, inequality, and other major issues.
Discovery platform designed to bring open-access scholarly books from many disciplines and publishers into one searchable library.
Academic discovery service focused on helping users locate research papers and identify openly accessible versions when available.
Research-discovery tool that builds visual graphs of papers related to a seed paper, helping users explore a field and identify connected literature.
Full-text search index for scholarly works preserved by the Internet Archive, including articles, proceedings, preprints, reports, and older digitized literature.