Interesting Bits of the Week - 2/11/2017

Three decades after Challenger, a soccer ball finally reaches space

https://arstechnica.com

Boeing's space taxis to use more than 600 3D-printed parts

http://www.reuters.com

Blockchain 101 - A Visual Demo

https://anders.com/blockchain/

Why ordinary people need to understand power

https://www.ted.com

National Constitution Center

http://constitutioncenter.org

http://constitutioncenter.org/interactive-constitution

Moon Lander

Moon Lander: How We Developed the Apollo Lunar Module