a thoughtful web.
comments
posts
badges
Good ideas and conversation. No ads, no tracking.
Login
or
Take a Tour
!
nickfish34's shared posts
activity:
activity
·
time
3 Simple Ways to Time Travel (& 3 Complicated Ones)
0
user-inactivated
text
·
#physics
about
tutorial
faq
rss
tmi
random
privacy & terms
weather
donate
login