For those that prefer paper note taking, Cornell University has their own system of note taking, summarising and learning for the exam which seems quote efficient. However new research points to no major difference between paper and laptop note taking.
The New York Times released an interactive page showing the amount of air pollution in the world's major cities. The page also allows you to compare your city with some of the cities with the highest air pollution.
Chris Sharp has a fascinating post on City Metric about the amount of road deaths on British roads between 1997 and 2018. The graph of deaths clearly shows decline for a number of years and then stagnation. Chris investigates the reasons behind this and discovers investment, or lack thereof, in speed control measures and speed cameras has a direct result in the number of deaths on the roads.
Microsoft have open-sourced their SandDance data visualisation tool. The Microsoft Research tool allows data to be presented as unit visualisations for datasets up to 500k rows, instead of traditional data aggregation visualisation. The tool has been re-written from as an embeddable component in javascript stacks. It is also available as a Visual Studio Code and Azure Data Studio extension.
This is a powerful story about Kelly Martin, a data scientist who used Tableau to track the effects of her various cancer treatment injections in order to ensure her last remaining days were as comfortable as possible.
Backlinko published a bumper report about the page speed stats of 5.2 million web pages. Their results contain a number of interesting items including ranked CMS page speed (Weebly & Squarespace are the fastest) and ranked Javacsript framework page weight for small, medium and large pages (Wink and Gatsby win).
Electricitymap.org is a beautiful interactive map site showing the production and consumption of each country's electricity supply, broken down by supply type and usage.
The Data 100, the Principles and Techniques of Data Science course at UC Berkeley is now available in an online book/website. The course follows on from the Data 8, the Foundations of Data Science, and the material for that course is also available online.
The New York Times have made public the data training material they provide to their journalists. Their three week internal course starts ar data handling from surveys and works up to creating data stories combining multiple data sources.
