Same here but if I change the zoom level on the page it seems to work as normal?

Google Search Help Forum public
https://productforums.google.com/forum/#!msg/websearch/-ANerFwgAIw/7JtoF0cjAwAJ
Scroll down 70% of the page and people have been reporting it since yesterday the same as when Spunkey noticed , only read a few but someone seems to feel it is a JS script error.
