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MIT Technology Review·Research·1d ago·by MIT Technology Review·~1 min read

Exclusive eBook: Inside the stealthy startup that pitched brainless human clones

Exclusive eBook: Inside the stealthy startup that pitched brainless human clones

Exclusive eBook: Inside the stealthy startup that pitched brainless human clones

Access a subscriber-only eBook on a startling and fairly graphic pursuit of human longevity that poses concerns about the ethics of cloning.

This ebook is available only for subscribers.

The ultimate plan to live forever is a brand new body.

This subscriber-only eBook explores R3 Bio, a small startup that has pitched a startling and ethically charged vision for "brainless clones" to serve the role of backup human bodies.

by Antonio Regalado March 20, 2026

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Inside the stealthy startup that pitched brainless human clones

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