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Six wild ideas for perpetuating your mind

Antonio Regalado· 15 octobre 2026
Six wild ideas for perpetuating your mind

Have you ever thought about what makes you you? Science assures us it has everything to do with the three-pound organ between our ears, with its billions of neurons and trillions of delicate connections. But it’s a lot trickier to explain why we have a sense of self-awareness or to pin down precise…

Résumé

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What defines your identity

Your sense of self comes from your brain, a three-pound organ with billions of neurons and trillions of connections.

While science can locate memories and functions in specific brain regions, the exact nature of self-awareness remains unclear.

As people age, most memories fade, yet the continuity of identity persists.

For example, a person at 30, 50, or 70 still feels like the same individual despite these changes.

Some researchers and technologists are exploring ways to preserve this continuity beyond natural lifespans, including radical methods like freezing brains or uploading memories to computers.

These efforts raise ethical and technical questions about what it means to preserve the mind.

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