https://www.nature.com/articles/d41586-019-00287-7

https://www.reuters.com/investigates/special-report/usa-spying-raven/

https://twitter.com/1st1/status/1090325242432630784

https://github.com/jddunn/frame/

https://www.newslifespan.com/

https://www.mattermore.io/

http://dataphys.org/list/