In this photo taken on May 5, 2026, Scientific Systems Intergration Manager Justin Bourke (L) and Senior Applications Scientist Alon Loeffler (R) point to a image from a microscope of cortical and hippocampal cells on a cell culture plate 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