Fascinating story about social spiders at http://www.bbc.com/earth/story/20160122-meet-the-spiders-that-have-formed-armies-50000-strong. The people studying these spiders identified tolerance (for each other), prey size, rough weather,...

A couple of weeks ago many flights leaving Boston were delayed up to an hour because the hoses supplying planes...

Reviewing my notes from October’s Lean Construction Institute Annual Congress I came across the following point Steven Spear made during...