I'm a librarian who loves anime, manga, and reading a wide variety of genres.
This video is mentioned near the end of The Lives of Ants - Elisabeth Gordon,Laurent Keller
Edit: Some more details - this is a demonstration of how small swarmbots could work together to shift something many times larger and heavier than they are. The colors are a method of communication. In this case, red means "I need help," at least according to the book.