New post: World record running times vs. distance: Julyan Arbel plots world record running times vs. distance (o... http://bit.ly/sWa2Mu
6:19 AM - 15 Nov 2011
0 replies
0 retweets
1 like
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.