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What is fMRI and what is it measuring?

30 April, 2008 (06:00) | Listenables, Mouse in amaze | By: Justin Paul

BerserkerBen/wikimedia (Click to view animation)
As Radio Lab explores some of the tangents from our show on Deception, we’ve interviewed neuroscientists attempting to detect lies using changes in brain activity. But how do we see brain activity and get such colorful pictures of it? You might think it’s based on neural electric activity. This is […]

Where do lies come from?

28 April, 2008 (06:00) | Listenables, Mouse in amaze | By: Justin Paul

We interviewed Dan Langleben while researching for our show on Deception. He says he can see differences in brain activity when a lie is told about a playing card in your pocket. He identified a few regions in the brain that changed in metabolism during a lie. That is, it seemed as […]

My kid the bioengineer

23 April, 2008 (06:00) | Mouse in amaze | By: Justin Paul

marj k/flickr
In our show (So Called) Life, we interviewed undergrads at MIT giving bacteria genes to make them smell minty fresh. If you are at all disquieted that such young minds are given such profound tools, sorry, bioengineers are getting ever younger..
As part of a program designed to help teachers in NYC schools run […]

Panta Rei

18 April, 2008 (06:00) | Mouse in amaze | By: Justin Paul

Atelier Teee/flickr
Greek philosopher Heraclitus said “Panta Rei”, which means “all things flow”.
Rheology (”flow”-ology) is the study of viscoelastic materials like Jello that are a little bit liquid and a little bit solid. But even the most liquid of liquids have some solid character. And even the most solid of solids have some liquid […]

Sensing a lie from across the room

14 April, 2008 (09:00) | Listenables, Mouse in amaze | By: Justin Paul

During the making of the show Deception, Radio Lab explored the possibility of fMRI-based lie detectors. But what if we could detect lies remotely? What if we could know someone’s lying without them knowing that we know they are… Well Britton Chance takes us one step closer to making science fiction a […]

Can one see the shape of a lie?

1 April, 2008 (22:01) | Listenables, Mouse in amaze | By: Justin Paul

Xerones/flickr
Is this your card? Don’t lie or neuroscientist Dan Langleben may catch you. In our recent show Deception, Radio Lab explores how Paul Ekman can see the truth “leak out” through microexpressions in the face, but Langleben wants to go deeper.
What if we could watch the brain as it’s telling a lie? […]