Essential video portal focusing on human nature, promoting healthy skepticism, critical thinking and reason.

Tag: Perception / Umwelt


Why Are We Ticklish?

Why Are We Ticklish?

[4:29] Our reaction to be tickled may be nature’s way of encouraging self defense training from an early age. [Vi…

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Oliver Sacks on Ripe Bananas

Oliver Sacks on Ripe Bananas

[6:27] “I’m very interested in how people adapt to extremes” – Oliver Sacks on July 28, 1996 The renow…

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Why do You Get a Brain Freeze?

Why do You Get a Brain Freeze?

[3:43] Why do you get a brain freeze? Sometimes, after ice-cream or a cold drink, it can feel like your skull is squeezing …

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What Do You Think is Normal?

What Do You Think is Normal?

[4;42] What do we mean by “normal”? Cognitive scientists have found that your notion of normality is shap…

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