Seeing music: The Moonlight Sonata, charted

A bar chart might be the simplest type of graph, but this one, showing the number of times each note is played in Beethoven’s “Moonlight” Sonata No. 14, is nonetheless very revealing. The repeating pattern up and down the keyboard shows how the piece is built around the tonic triad of C#, G# and E […]

Read More...

Microsoft Is Now The Last Company To Sell An Operating System

View this image › Robert Galbraith / Reuters At Apple’s event to unveil its new iPads Tuesday, software lead Craig Federighi also said the next version of its Mac operating system, OS X Mavericks, will be free. The new “pricing” model will be much like the iPhone, which gets free software updates. But this is […]

Read More...