Why is my MacBook warm when the lid is closed (in sleep mode)?

When I woke up last night it was a little windy outside, so I decided to unplug my MacBook Pro because the power tends to flicker here. When I picked up the MacBook I noticed that it was very warm, even though the lid was closed and it was in sleep mode. This morning I decided to dig into the “Why is my MacBook hot even though the lid is closed and it’s in sleep mode” question.

How to schedule an automatic Mac wake up time

Summary: How to schedule a Mac automatic wake up time (or sleep time).

While answering a reader's question about an unrelated Mac issue, I stumbled onto a solution of how to wake up my Mac at a specific time every day. This is very cool for me, because it fits in very well with my Mac AppleScript iTunes alarm clock.

My AppleScript iTunes alarm clock program

AppleScript iTunes FAQ: Can you demonstrate an AppleScript iTunes example (such as an AppleScript iTunes alarm clock)?

For a little while now I've been creating an AppleScript iTunes alarm clock application (an AppleScript alarm that would work with iTunes). The basic idea of the application was to do the following: