Ever heard of "desire paths"? 🏞️ They’re those trails you see cutting through the grass where people have ignored the sidewalks and...

There is a common parable which has become loosely known as "the upstream principle". There are several variations, but generally they...

Do you know what the "1 in 60" rule is? Pilots do. 🛩 For every 1º off-course your flight is, you will be off-course by a full mile after...