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Human Brain Constructs Delayed Present Rather Than Perceiving Real Time

By Egleze Editorial Desk · Published June 6, 2026 · StarTalk Radio · Physics & Philosophy with Sean Carroll
Human Brain Constructs Delayed Present Rather Than Perceiving Real Time
StarTalk Radio
StarTalk Radio
Physics & Philosophy with Sean Carroll

What was said

"Our brain does not perceive the present. Our brain puts together a picture of the world that is on a slight time delay, like our brain wants to be able to bleep out things that it doesn't like... roughly think about 40 or 50 milliseconds of time is a little window in which your brain collects things and says, I'm going to put this together into a picture."

Carroll revealed that human perception operates on a 40-50 millisecond delay, with the brain actively constructing what we experience as the present moment. This neurological processing allows the brain to synchronize sensory inputs like sight and sound, even fabricating information to complete coherent mental pictures of reality.

Verification status

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Source and context

Egleze verified who said this and where. The underlying claim has not been independently established by Egleze.

Programme
StarTalk Radio
Episode
Physics & Philosophy with Sean Carroll
Clip time
39:10
Original source
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From this episode
StarTalk Radio
StarTalk Radio

Physics & Philosophy with Sean Carroll

August 31, 2023 · 4 Egleze moments
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