Neuroscience

Real neurons are noisy. Can neural implants figure that out?

If human eyes came in a package, it would have to be labeled "Natural product. Some variation may occur." Because the million-plus retinal ganglion cells that send signals to the human brain for interpretation don't all perform ...

Psychology & Psychiatry

How imagination can help people overcome fear and anxiety

Almost everyone has something they fear – maybe it's spiders, enclosed spaces, or heights. When we encounter these "threats," our hearts might begin to race, or our hands may become sweaty. This is called a threat fear ...

Psychology & Psychiatry

Imagining an object can change how we hear sounds later

Seeing an object at the same time that you hear sound coming from somewhere else can lead to the "ventriloquist illusion" and its aftereffect, but research suggests that simply imagining the object produces the same illusory ...

Neuroscience

Optimized perception in the twilight zone

In the pre-industrial age, twilight was a dangerous time for humans due to higher risk of encountering nocturnal predators. The ability to see in weak light conditions was therefore at a clear evolutionary advantage. Neuroscientists ...

Psychology & Psychiatry

Language can reveal the invisible, study shows

It is natural to imagine that the sense of sight takes in the world as it is—simply passing on what the eyes collect from light reflected by the objects around us.

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