In this photo taken on May 5, 2026, research scientist Daria Kornienko retreives samples from a -80 degree celsius freezer at Cortical Labs' Physical Containment Level 2 (PC2) laboratory in Melbourne. Australian researchers have trained lab-grown brain cells on a silicon computer chip to play the nineties shooter "Doom" and say they are just scratching the surface on what the neurons could be capable of doing. (Photo by William WEST / AFP via Getty Images) / To go with 'AUSTRALIA-TECHNOLOGY-CHIPS-GAMEs,FOCUS' by Janelle Meager with Sophia Poole