The VIGILFI Blog
Brain science, cognitive tips, and the data behind your test results.
How to Improve Your Reaction Time: 7 Proven Methods
Reaction time is a trainable skill. Learn science-backed methods to shave milliseconds off your response time, from sleep optimization to targeted practice.
Average Typing Speed by Age: What the Data Shows
How fast should you type? We break down average WPM by age group, profession, and experience level. See where you stand and how to improve.
What Is Working Memory? The Science Behind Short-Term Recall
Working memory is your brain's notepad. Learn how it works, why Miller's Law says 7±2 items, and how to expand your cognitive capacity.
Brain Age: What It Actually Means (And What It Doesn't)
Brain age calculators are everywhere. But what does your "brain age" actually measure? We separate science from marketing.
How Your Eyes See Color: The Science of Color Perception
The human eye can distinguish about 10 million colors. Learn how cone cells work, why 8% of men are color blind, and test your own color vision.
Why Chimpanzees Beat Humans at Working Memory Tests
In 2007, Kyoto University proved that young chimpanzees possess eidetic-like trace memory. Learn why humans traded this visual superpower for language processing.
Spatial Reasoning: The Hidden Predictor of Top STEM Performers
Mental rotation and spatial IQ are among the strongest predictors of success in engineering and architecture. What is spatial elasticity, and can it be expanded?