Check out Google Hot Trends to see the latest popular searches on Google: http://www.google.com/trends/hottrends.
“With Hot Trends, you can see a snapshot of what’s on the public’s collective mind by viewing the fastest-rising searches for different points of time. You can see a list of today’s top 100 fastest-rising search queries in the U.S. You can also select a recent date in history to see what the top rising searches were and what the search activity looked like over the course of that day. We update Hot Trends hourly.” –Google Trends
