How a dispute over royalties gave birth to the PNG file format

In late 1994, controversy was brewing over royalties being imposed on GIFs due to the Lempel–Ziv–Welch (LZW) data compression technique used to underpin this image format. Unisys, which had patented ...

We teach young people to write. In the age of AI, we must teach them how to see

From the earliest year of school, children begin learning how to express ideas in different ways. Lines across a page, a wobbly letter, or a simple drawing form the foundation for how we share meaning ...
Cancridesign on MSN

How to Draw a Realistic Watch – Sketching Tutorial

Judge who reviewed James Comey indictment was confused by handling of case, transcript shows Hikers on popular trail near Yosemite scramble for cover as gunfire erupts Cumulative effect of ‘big, ...
Hackaday

TekaSketch: Where Etch A Sketch Meets Graph Theory

The Etch A Sketch was never supposed to meet a Raspberry Pi, a camera, or a mathematical algorithm, but here we are. [Tekavou]’s Teka-Cam and TekaSketch are a two-part hack that transforms ...