Science
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Curtis W. Moore
Artist site mixing paintings with generative and mathematical pieces like Solar Ouruboroi, circTao and Coherenz, plus a…
Cut / Fold Templates
Printable cut-and-fold templates for clever paper mechanisms - flexagons, hexaflexagons, Miura-ori folds, bistable switc…
Cut the Knot
Alexander Bogomolny's encyclopedic collection of interactive math miscellany, with hundreds of proofs, puzzles, and curi…
Cyber Squirrel 1
A deadpan map and tally of every power outage caused by squirrels, birds, snakes and other animals, framed as successful…
Cybernetics Image Library
A living visual archive of cybernetics diagrams, drawings and photographs that you can shuffle, sort and search by sourc…
Cyc: History's Forgotten AI Project
The story of Cyc, the secretive project begun in 1984 to hand-build a huge knowledge base for common-sense reasoning, an…
Cyclocane
An aggregator tracking every active tropical cyclone worldwide on one map, pulling forecasts from multiple national weat…
Cyclostationary Signal Processing
An expert's long-running tutorial blog on the statistics of communication signals, with worked explanations, datasets, p…
Cymatics Visualizer
Turn on your mic and speak, sing or play music to see your voice ripple through simulated water or sand, inspired by the…
D3 Graph Theory
Interactive, visual tutorials that teach graph theory by letting you drag nodes, build graphs and play around with conce…
Dana Foundation
A nonprofit publishing accessible articles on neuroscience discoveries, brain health, and the societal implications of e…
Dance Training and Brain Plasticity
A PLOS ONE study comparing dance with repetitive exercise in older adults, finding that learning choreography drives str…
Daniel Ranalli
Artist Daniel Ranalli's series include drawings made by tracking the trails of snails, whale stranding studies and arran…
Dark Roasted Blend
A long-running blog of the weird and marvelous, with photo-heavy galleries on dangerous roads, steampunk, abandoned plac…
Dark Site Finder
A light pollution map for stargazers that shows where the sky is darkest, helping you plan a trip to a good observing sp…
DarkSky International
An advocacy organization fighting light pollution, with maps of certified dark sky places and tips for better backyard s…
Darryl Cunningham Investigates: Evolution
A full comic strip by cartoonist Darryl Cunningham that explains how evolution works, the evidence behind it and why cre…
Darwin Correspondence Project
A Cambridge University archive of Charles Darwin's letters, with searchable transcripts revealing the development of his…
Darwin Online
A complete digitized archive of Charles Darwin's publications, manuscripts, and notebooks, freely browsable page by page…
Darwin's Children Drew All Over On the Origin of Species
A short history piece on how Darwin's kids filled the back of his manuscript pages with doodles of pink birds and carrot…
Data Deluge
A blog on innovation, analytics, science, art, and data, collecting writing and examples from the places where data and…
Data Laced with History: Causal Trees and Operational CRDTs
A long technical essay on causal trees and operation-based CRDTs, showing how to build collaborative editing that works…
Data Sonification Archive
A curated collection of projects that turn data into sound, from climate records to space signals, letting you listen to…
Database of Religious History
A searchable scholarly encyclopedia of religious traditions throughout history, with data visualizations built from expe…
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