Just Google the title. Here are a couple more detailed articles: https://www.smithsonianmag.com/smart-news/mini-brains-grown-stem-cells-developed-eyes-can-sens

Just Google the title. Here are a couple more detailed articles: https://www.smithsonianmag.com/smart-news/mini-brains-grown-stem-cells-developed-eyes-can-sense-light-180978478/ https://www.smithsonianmag.com/smart-news/mini-brains-grown-... https://www.livescience.com/brain-organoid-optic-eyes.html https://www.livescience.com/brain-organoid-optic-eyes.html