This exhibition at The Tate Modern was really eye catching

Exhibition name: HYUNDAI COMMISSION
ANICKA YI
IN LOVE WITH THE WORLD

Location: Turbine hall @ The Tate Modern
The exhibition: The machines are called aerobes and float in the air using tiny fans distributed around balloons. They are based on ocean life and mushrooms.
Artist: Artist Anicka Yi
source: https://www.tate.org.uk/whats-on/tate-modern/exhibition/hyundai-commission-anicka-yi

These aerobes float around slowly in the turbine hall as they are controlled by engineers, who were hidden in the corner of the gallery.

This exhibition nicely married technology, art and biology to create a hypnotic piece that had everyone marvelling at it.