a thoughtful web.
Good ideas and conversation. No ads, no tracking.   Login or Take a Tour!
comment
am_Unition  ·  1049 days ago  ·  link  ·    ·  parent  ·  post: A sober discussion: Aliens on Earth

Particle physicist friend had this one taped to his office door:

    The bartender says "We don't serve tachyons here"

    A tachyon walks into a bar

(tachyons move backwards in time)