The pie chart is easily the worst way to convey information ever developed in the history of data visualization. Sure, there are other more cumbersome ways to articulate data. But none have the ...

Google Trends is a free and incredibly useful tool that provides search interests, popular keywords and hot topics in a lot of languages for different platforms such as web search, Youtube or Google ...

Arrow charts and slope charts are alternatives to multiple pie charts when the data consist of the values or the percentage breakdown of several categories for two time periods.