A serious topic this week, but one with a hopeful bent: a new site makes it easy to get screened for sexually transmitted infections — and to share your negative results with potential lovers, or to get personal attention and references if you have a positive test result:

Wired News: Stop Sex Infections the Smart Way

In the podcast, the CEO of the service talks about how eventually it will be able to help reduce the number of sexual assaults that occur. And on the blog, more details about how the service protects your privacy.