/technologies/power-management/b/blog/posts/caltech-progresses-with-making-the-mini-lightsail-a-realityArtist's concept of a lightsail propelled by a laser and blasting off through space. (Image Credit: Credit: Breakthrough Starshot / Breakthrough Initiatives) The Breakthrough Starshot Initiative isn't a new concept. Introduced by Stephen H...en-USTelligent Community 12