What happened to p=mv?
p=0*v; p=0
Solar sailing works because light has momentum, even though it has no mass. The momentum gets transferred to the sail, pushing it forward. This quirk of physics may be what someday enables interstellar travel. (via @exploreplanets)
Hey, @bycharlescurtis, did you know Arkansas was in the Elite 8? Hard to tell by your article: https://t.co/sO4cQYlPjf This is what happens when an author is merely trying to sell ads vs provide decent content.