A Russian biophysicist spent 30 years proving that shining red light on a cell could double its energy, and almost nobody believed her until a tech billionaire named Bryan Johnson made her work the most searched biohack on the internet.

Her name was Tiina Karu.

She worked in a… pic.twitter.com/rElhUxpY8u

— Ihtesham Ali (@ihtesham2005) May 15, 2026