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Category: Barry Giesbrecht

Robotics | IoT

Is the Brain’s Awareness of the World All or Nothing?

We often think of consciousness as binary: you’re either fully aware of something, or you’re not. Yet according to a team of cognitive neuroscientists at the University of California, Santa Barbara, conscious awareness is gradual. A simple stimulus — say, a red cube — is processed by the brain in multiple separate subconscious streams, each encoding one aspect of the cube. The result? Even when some features — a sharp edge — remain subconscious, others — the color red — can drift into conscious awareness. The team published their study in the recent issue of Consciousness and Cognition. This innovative… read more