There is a practical limit to the amount of knowledge a human can learn
the verdict
SUPPORTED
the evidence backs this
confidence 96/100
Cognitive science and instructional design principles consistently demonstrate that human memory systems operate under capacity-limited working memory and processing constraints.
Evidence for · 3
Cognitive Architecture and Instructional Design: 20 Years Later
2019 · cited by 1,921
Cognitive load theory establishes that working memory has strict capacity and duration limits before information is consolidated into long-term storage.
See more details
More for · 2
Working memory needs pointers.
2025 · cited by 31
Neuroscience research confirms that working memory functions as a capacity-limited system relying on stimulus-specific neural patterns and spatiotemporal pointers.
Processing of different word list lengths during encoding and retrieval in Broca's area.
2026 · cited by 0
Neural correlates of memory encoding show limits and distinct functional patterns as list lengths and cognitive demands increase.