Saving you the trouble of looking these up.
Solar on the immediate horizon.
Cold fusion, of which I am always suspicious of new developments, nonetheless has something encouraging.
Small scale nuclear reactor. Wouldn't you love to have one?
More small nuclear.
I don't know how sensible this is, but geothermal energy from volcanoes just seems very cool.
Update: Via Instapundit, new biofuel from algae.