New ask Hacker News story: Ask HN: What is the license of GitHub's blog and The README project?

Ask HN: What is the license of GitHub's blog and The README project?
8 by linkdd | 5 comments on Hacker News.
I don't see a license on their articles, which makes me think they are simply copyrighted. If so, is it legal to translate an article (and link to the original article) on another website?