Google's John Mueller confirmed on Twitter that Google does cache your JavaScript and CSS files for a "fairly long" time and thus, if those files change what content shows up on the page or what new ...

Yesterday, Google's Matt Cutts posted a video as a "public service announcement" asking SEOs and webmasters who are blocking GoogleBot from accessing their CSS and JavaScript files to stop blocking ...

Google announced they’ve updated their webmaster guidelines to specifically note that blocking your CSS or JavaScript files may have a negative impact on your indexing and search rankings in Google.

Yandex warns webmasters to not block their JavaScript and CSS files because they are starting to crawl those resources for indexing. Yandex, the large Russian search engine, announced (in Russian) ...