New Delhi, Nov. 16 -- Eternal founder Deepinder Goyal has shared a series of posts on X outlining what he calls a "scientific yet unconventional" hypothesis suggesting that gravity may play a direct role in human ageing. Introducing the idea, Goyal wrote, "I'm not sharing this as the CEO of Eternal, but as a fellow human, curious enough to follow a strange thread. Newton gave us a word for it. Einstein said it bends spacetime. I am saying gravity shortens lifespan."

In a follow-up post, Goyal expanded on his reasoning, noting that he was drawing links between three established ideas: slight reductions in brain blood flow due to upright posture, the sensitivity of hypothalamus and brainstem neurons to even small drops in circulation, and ...