Alex Eames has also done some more investigation into the power savings when using the B+ and you can read that here.
Into every life, a little rain must fall...
Instructables user Adum24 has built himself a box that plays rain sounds, and it's powered by the Raspberry Pi and some cheap speakers. Read how he did it here.
Now there's a novelty!
“Strider19″ has turned an old novelty radio into a working computer. He carefully placed the Pi inside the case then sourced a cheap 3.5" display from Amazon, cut up the driver board a little and squeezed it in alongside. Read all about it here.