The Wave UFO An otherwordly creation by Mariko Mori (and lots of other people). Appears to be some sort of device that you can enter and have your brainwaves scanned and redisplayed back to you in some form.
Exhibit
Wave UFO, 1999-2002. Brainwave interface, vision dome, projector, computer system, fiberglass, Technogel, acrylic, carbon fiber, aluminum, magnesium. 4.93 x 11.34 x 5.28 m.
Artist
Mariko Mori(and others)
This image is from the presentation "Italy 2005 - The 51st Biennale di Venezia".