As we are celebrating the 40th anniversary of the Apollo moon landing, the Carnival of Space 112 is loaded with a lot of Apollo and moon articles.
From NextBigFuture there is
More details on what Powersat is planning to do enable affordable space based solar power.
They want to launch to low earth orbit and inflate their system their and use the power to drive electric propulsion to move up to geosynchronous orbit. They are also
looking at wireless coupling of the modules to reduce/eliminate the cost of any orbital construction.