Author: leh

Was Einstein Wrong About the Speed of Light?

speed-of-lightMaybe it is not constant after all, suggest some physicists trying to explain yet-unanswered questions about the universe.

http://qz.com/846498/the-speed-of-light-is-constant-physicists-plan-to-test-a-new-theory-that-questions-einsteins-assumptions/

Seeing this discussion today comes right after we finished a BBC two-part program on the relationship of the beginning and the end of the universe, “The Beginning And End Of The Universe”. You can see this, like we did, on Netflix (with subtitles for the aging among us!) or on YouTube:

https://www.youtube.com/watch?v=x13w2gx3MLI

https://www.youtube.com/watch?v=ZyW4QLEqFpM

Weaponizing Social Media

Following one of my little rants about Facebook, my attention is turned to this November 20 editorial piece in the New York Times:

http://www.nytimes.com/2016/11/20/opinion/the-secret-agenda-of-a-facebook-quiz.html

The money quote: “… Facebook is no longer just a social network. It’s an 
advertising medium that’s now dangerously easy to weaponize.”