I tested my site using Yslow and it states
There are 7 static components without a far-future expiration date.
https://www.google.com/recaptcha/api.js?onload=myCallBack&render=explicit&hl=en http://www.searchanise.com/widgets/v1.0/init.js
Now I have seen that there is the HTML5Boilerplate project that has an excellent .htaccess file with examples but I do not see how that can apply to findings on my site.