Speed Limit on Consciousness

The Durk Pearson & Sandy Shaw®
Life Extension NewsTM
Volume 6 No. 1 • February 2003

Speed Limit on Consciousness

In a letter to the Dec. 14, 2002 Science News, Rich Norwood of Johnson City, Tennessee, writes, “Since consciousness is spread out across the brain, and since those centers of brain activity cannot communicate faster than the speed of light, ‘now’ is not the hard point in time we usually imagine.” Indeed, since neural impulses travel at about 30 m/s, as compared to 300,000,000 m/s for light, “now” is quite indeterminate.

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