Digital art challenges can be a great way to find new inspiration as well as the motivation to draw and paint when you find ...

There are three main types of optical illusion: literal, cognitive, and physiological. Literal illusions are the result of ...

This column was originally published by Sheila Kennedy on her blog, “A Jaundiced Look at the World We Live In.” By Sheila ...

The border wall built during the Trump administration now stands along roughly 190 miles of Arizona's border with Mexico. • It's 30 feet tall in most places. • Its steel bollards are six inches wide ...

Welcome to the ME 270 course website for the Fall 2025 term. The material on this site is a complement to the lecture book for the course. And, all material here is accessible without the need to log ...