by Howard Covitz
The astrolabe is an astronomical calculator dating back at least 2000 years. Once you have walked through how to use the darn thing, you will appreciate firsthand just how much ""they knew back then"".
The Art of Spacetime
Rangas. Evolutionary dead-end or superpowers?
The Dangers of Helicopter Parenting
Making brainstorms work for you
Ignite UX Michigan
Unfuck the planet by redesigning our currencies