Lockheed-Martin's Skunk Works division claims to have made a breakthrough, with the possibility of working devices in 5 years and commercial availability in 10.
There are still some hurdles to overcome, and viable fusion power has been pretty elusive, but the Skunk Works have built up quite a reputation. I think that this is worth taking seriously.
Lockheed Martin claims technological breakthrough in compact fusion
Edited by PaulK, : No reason given.