Benjamin Sack

Extraordinary pen artist.  He creates detailed drawings that are fascinating to see.  Enjoy this short video about his latest project.

Also, check out his webpage for more captivating images.   Artist Benjamin Sack

Isaac Newton and Pi

The concept of Pi as representing the circumference of a circle has been around for *thousands* of years. Isaac Newton revolutionized the concept as part of his development of Calculus.

Yes, this is very nerdy. But it’s also fascinating – the history of Pi, and how Isaac Newton revolutionized a concept that had been used for thousands of years.