The news was presented at the AAAS meeting in Phoenix, Arizona. Anna Fowler presented a synthesis of dozens of studies on near-death experiences and neuroelectrical activity around cardiac arrest. - https://particle.news/story/aaas-presentation-argues-consciousness-may-persist-minutes-to-hours-after-clinical-death



Sure, bring them back after they realize heaven and hell are bullshit.
Electrical activity in dead brains is just chemical potentials that take a while to break down. No one, ever, has actually come back from actual death.
This isn’t really about coming back but about how long it takes to completely go