I'm guessing you are in our Code Search Technology Preview (which was at cs.github.com), which gives you access to this new UI as well. By the way, feel free t

I'm guessing you are in our Code Search Technology Preview (which was at cs.github.com), which gives you access to this new UI as well. By the way, feel free to opt out if you hate the new UI - it's super easy to opt out from the code view page, or from the feature preview menu.