Peter's Posts

The Mysterious Aging of Astronauts

The Mysterious Aging of Astronauts

It looks like despite short stays, and very attentive medical care, astronauts age at a drastically accelerated pace… not just in one or two ways but across a broad spectrum of symptoms.

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Video: International Summit on Human Gene Editing

Video: International Summit on Human Gene Editing

A major component of the National Academy of Sciences and the National Academy of Medicine’s Human Gene-Editing Initiative is an international summit to take place December 1-3 in Washington, D.C. Co-hosted with the Chinese Academy of Sciences and the U.K.’s Royal Society, the summit will convene experts from around the world to discuss the scientific, ethical, and governance issues as...

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Chaos and Predictions — Trying to predict a floating leaf

Chaos and Predictions — Trying to predict a floating leaf

Even when we know all the rules governing the motion of an object, and can determine precisely the initial conditions, it turns out that some motions can be predicted and some cannot. And it is not just a matter of complexity: we can model unpredictable systems with very simple equations.

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The Unpredictable Freedom and Sweetness of Chaos

The Unpredictable Freedom and Sweetness of Chaos

I’m going to share a productivity, planning and organizational hack that will change your life. It will yield some unpredictable results, but if you approach it the right way, it could bring some of the most amazing work of your life, along with freedom, joy, exhilaration.

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Mind as a Virtual Reality Machine

Mind as a Virtual Reality Machine

By what empirical means can a person determine whether he or she is presently awake or dreaming? Any conceivable test addressing this question, which is a special case of the classical metaphysical doubting of reality, must be statistical (for the same reason that empirical science is, as noted by Hume).

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