http://matadornetwork.com/abroad/20-awesomely-untranslatable-words-from-around-the-world/ -- 20 Awesomely Untranslatable Words From Around The World
http://bit.ly/dvXW35 -- 20 Obsolete English Words Which Should Make a Comeback (this one comes courtesy of Mary Robinette Kowal and is quite amusing)
http://lilt.ilstu.edu/golson/punctuation/ -- brilliantly helpful, simplified post on how to correctly use key punctuation in English. Very useful for writers.
http://www.forwriters.com/taxes.html --Taxes For Writers, a historical and contemporary view
http://www.sparkfun.com/marcomm/Heaterizer-Instructions-01.jpg -- a rarity, a product manual that's fun, even entertaining, to read. The Heaterizer.
http://www.mbranesf.com/2011/02/two-spaces-controversy-and-other-notes.html - Important commentary on manuscript formatting and the whole "double space/full stop" controversy from MBraneSF. I heartily agree with them.
http://community.livejournal.com/sfwa/210297.html -- 10 great resources for writing hard space-based SF from my friend Mike Brotherton