- Lab-grown brain organoids found to mature at same rate as an infant's. Scientists have carried out a first-of-a-kind analysis of 20-month-old lab-grown brain organoids to find that they had matured much like a human brain, following an internal clock to guide their development. https://newatlas.com/medical/lab-grown-brain-organoids-mature-same-rate-infants/ 5 comments science