Tuesday, August 5, 2025

Johns Hopkins scientists grow a mini human brain that lights up and connects like the real thing

Scientists at Johns Hopkins have grown a first-of-its-kind organoid mimicking an entire human brain, complete with rudimentary blood vessels and neural activity. This new "multi-region brain organoid" connects different brain parts, producing electrical signals and simulating early brain development. By watching these mini-brains evolve, researchers hope to uncover how conditions like autism or schizophrenia arise, and even test treatments in ways never before possible with animal models.

from Top Health News -- ScienceDaily https://ift.tt/XOuV5a6

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Too much or too little sleep may make your body age faster

Both too little and too much sleep may be linked to faster aging throughout the body. Researchers analyzing 23 biological aging clocks found...