From eternal recurrence to techno-dualism, five philosophical visions of immortality — and why most paths to forever end badly.

Backed by $180 million in funding from OpenAI's Sam Altman, Joe Betts-LaCroix’s Retro Biosciences is racing to extend the human healthspan.

Experts cut through longevity hype, debunking supplements, IV drips, and cold plunges while pointing to what actually works.

Biomedical gerontologist Aubrey de Grey discusses the burgeoning longevity movement and barriers to its progress.

The pursuit of immortality ignores how death powers life’s natural cycles, from cellular turnover to ecological renewal and adaptation.

Field notes from Vitalist Bay, an 8-week longevity zone in Berkeley where CEOs, scientists, and activists united to fight aging.

An introduction to Freethink's Longevity Issue: features, essays, and op-eds on the science, ethics, and promise of longer, healthier lives.

Why women consistently outlive men is a mystery — and it may influence the future of longevity medicine.

Studying animals — from long-lived clams to everyday dogs — is helping scientists understand aging and design therapies to slow decline.

Science is beginning to unravel the reasons behind age-related cognitive decline — and what we can do about it.

Progress in longevity is real, but experts say the field needs government funding, policy reform, and public buy-in to reach its potential.

Most Americans remain wary of immortality, and research helps explain the mix of ethics, faith, and fear behind that resistance.

We can now use AI to create versions of real people that can live on long after their bodies die. But should we?

In "Super Agers," the writer and medical researcher maps a path to extending healthspan with AI, targeted drugs, and lifestyle changes.

Longevity is in a paradoxical place at the moment, with anti-aging influencers misrepresenting real progress in order to make money.

We've already doubled human life expectancy over the last 200 years. Could we do it again?