How Much Do We Really Know?

Pain feels like a simple message from the body. If your elbow hurts, there must be something wrong with your elbow. If your back is painfully stiff, you need some work done on your back. But psychologist Rachel Zoffness says our minds play a much larger role in our experience of ...  Show more

As we move through the world, it's easy to imagine we're processing everything that happens around us and then deciding how to respond. But psychologist and neuroscientist Norman Farb says our brains actually navigate the world by coming up with mental maps. These maps act like a ...  Show more

How much insight do people have into why they behave the way they do? Science journalist Shankar Vedantam, host of the Hidden Brain podcast and author of “Useful Delusions: The Power and Paradox of the Self-Deceiving Brain,” talks about why he is fascinated by the paradoxes of hu ...  Show more

The human eye and the human brain help us process reality. How accurate is our shared perception of reality? Scientific knowledge helps us clear the rubble from the path and see things for what they are. In the last part of Growing Up In The Universe, I take you through virtual r ...  Show more

Human brains don’t just perceive reality—they invent it. In this episode of Science Quickly, cognitive neuroscientist Daniel Yon speaks with host Rachel Feltman about how perception is an active process of prediction in which the brain constructs theories about the world that can ...  Show more

There's a lot of information out there these days -- and, unfortunately, a lot of it isn't true. But how can we learn to discern fact from fiction? In today's episode, Ben, Matt and Noel explore the basis of critical thought and skepticism, and how your own brain can conspire aga ...  Show more