A Google logo featuring a saucer-shaped spacecraft shining a light on the second "o" has the Web atwitter with searches for unexplained phenomenon, the Taos hum and more evidence of the paranormal.

All of those searches are among the most common this morning, according to Google Trends. Google regularly changes its logo, but this one appears to be attracting more attention than usual. Some have suggested Google is trying to tell us something about aliens arriving soon on Earth.

For those of you who have never heard of the Taos hum conspiracy, here is YouTube video that gives a primer. Listen closely!