Discover and read the best of Twitter Threads about #optics
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Okay, let’s do some fun #optics trivia! Lessee... to start, my favorite: 2 meters squared of concentrated sunlight is enough to melt stone.
#Optics trivia: even in vacuum, light can travel slower than the speed of light! Beams with a “twist” in them can be slower, because the light is following the “twist,” not the straight line path. sciencenews.org/article/speed-…
#Optics trivia: optical tractor beams, which can trap and attract objects, do exist! ... but they can only trap stuff the size of bacteria. ekvv.uni-bielefeld.de/blog/uninews/e…
reportedly, the guy who wrote the 'golden shower' dossier - here pictured with John McCain dailymail.co.uk/news/article-4… 
. hmm.. recall: dailymail.co.uk/news/article-4… 
. so Christopher Steele first passed the info to the FBI and then John McCain passed the same info - but both from same source?
