Tangential to Math

A couple of not-very-mathy postings that I think worth passing along, both dealing in some sense with the future, near-term or not-so-near-term:

a)  The first is an interesting and timely philosophical/psychological piece, that I'll (tenuously) justify as math-related because it involves the perception of probabilities: applying the "trolley car problem" (a famous ethics-thought-experiment) to self-driving cars and real life...
https://medium.com/@tanayj/self-driving-cars-and-the-trolley-problem-5363b86cb82d

b)  And this long, fascinating, articulate discussion from physicist Sean Carroll for Edge.org that I definitely recommend to anyone with an interest in the current state of physics (or, just an interest in Sean's viewpoints):
http://edge.org/conversation/sean_carroll-layers-of-reality