More from Siegfried Hecker on the secret cleanup of a remote Soviet-era nuclear test site in this @nytimes story: http://stanford.io/13GvwrC
2:17 PM - 21 Aug 2013
0 replies
4 retweets
0 likes
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.