Alfred is my go-to app launcher on my Macs. Anything task I do or workflow I need more than about 3 times a week, I try to automate using it.
In the app's preferences, under Features, you can add a new Web Search. You can add a keyword, label and — most importantly — the URL Alfred will need to pass to the browser to fire your search results:
Here's what you will need to paste into the "Search URL" field:
Now, I can hit CMD+Space, type kbase and my term and I'm off to the races. It's niche and fast, as most good workflows are, but I'm liking it.