Title: Light-emitting diode.
Question: What is another use for one-color light?

Title: Guam.
Question: What has led to the decrease of fish near Guam?

Title: Macintosh.
Question: Who discussed rumors of a mysterious "MacIntosh" project in 1983?

Title: MP3.
Question:
A partially full frame's ability to have part of the next frame's audio data is referred to as what?