Hiromi Tango, an artist based in Australia, is known for her rainbow-themed artwork. Her newest piece, Rainbow Dream: Moon Rainbow, was on display in Hobart, Australia, in June. The installation was a playground inside a warehouse, and featured rainbow-painted walls, a human-sized hamster wheel, and platforms painted by various artists. She loves experimenting with bright colours to see how they interact with people’s brains and increase their happiness. She told The Guardian, “Colours help my heart and mind to heal, and perhaps those beautiful colours allow people to connect, too. That’s my wish.”…