Science editor at @BoingBoing. Columnist for @NYTmag. Author of Before the Lights Go Out: http://maggiekb.com/books. Fond of Scutigera Coleoptrata.
563 days ago
Geologists: what would make these tubular, vertical formations in sandstone?
Realtime comments disabled
Copy & paste this code into your website
©2014 Twitpic Inc, All Rights Reserved