In the article Baked Alaska(1) by Jonathan Vankin and John Whalen, the authors draw some interesting connections between the inventor of HAARP's technology, Bernard J. Eastlund and the work of Nikola Tesla. "The similarity of Tesla's ideas to Eastlund's invention are remarkable, and by extension the overlap between Tesla and HAARP technology is downright intriguing," they write. Read more here(2).

1. http://spinspace.com/biophysics/haarp.htm
2. http://spinspace.com/biophysics/haarp.htm