Google Trends Hot Trends

Google Trends adds Hot Trends to their homepage showing the hottest queries for the day just like the monthly press release Google Zeigeist (weekly). According to Google, only a "sudden rise" in a query phrase that is not in the norm for that query with be flagged as 'hot'. When you go to the details page for specific keywords, you will see related news, blogs and websites giving you a clue why that keyword became famous. Google also ranks the hotness of these keywords with different level depending on the search volume they are "volcanic", followed by "on fire," "spicy," "medium" and "mild". You can also change the date to see past 'hot trends'. Here is a screenshot of the details page: