Studying brain organoids could lead to big medical breakthroughs, but troubling ethical questions remain unanswered. We spoke with experts to learn more.
Ever since scientists began growing human mini-brains from stem cells, they have been unsurprisingly controversial. Concerns over them becoming sentient rose as some were shown to generate brain waves. Debates over how long to allow them to live continue, even though their potential use in drug testing for neurological illnesses shows their benefits. The controversy. Read more »
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