The Download: “Reprogramming” Aging, and the Hidden Sense of Interoception
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology.
Plus: SpaceX has officially delivered the largest IPO in history.
Why “Reprogramming” Is the Buzziest Approach to Reversing Aging Right Now
Earlier this week, Life Biosciences—a biotech company focused on reversing age-related diseases—announced it had dosed its first volunteer. A person with glaucoma received an experimental injection directly into their eyeball. The goal: regenerate healthy nerves in the eye to treat the disease. But the company already has bigger ambitions. If the treatment can reverse glaucoma, similar approaches might tackle other aging-related diseases. And perhaps, just perhaps, it could reverse aging itself.
The strategy hinges on “reprogramming” cells to a younger state—one of several avenues biotech firms are exploring to slow or reverse aging. Yet among them, reprogramming appears to be the one gaining real momentum. In 2026, with several clinical trials underway and growing investor interest, this approach is arguably the most buzzed-about frontier in longevity science.
Read the full story on the pursuit of reprogramming for rejuvenation.
—Jessica Hamzelou
This story is from The Checkup, our newsletter covering health and biotech.
In Other News
- SpaceX’s historic IPO: SpaceX officially delivered the largest IPO in history this week, marking a milestone for private space ventures and reshaping the aerospace investment landscape.
- The hidden sense of interoception: Scientists are uncovering how our internal perception of bodily states—like heartbeat and hunger—influences emotions, decision-making, and even mental health. This emerging field could lead to new therapies for anxiety and depression.
Stay tuned for more insights into the technologies and ideas shaping our future.