Tag: reality
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Natural. Unnatural. How natural…
To find out which sights specific neurons in monkeys 'like' best, researchers designed an algorithm, called XDREAM, that generated images that made neurons fire more than any natural images the researchers tested. As the images evolved, they started to look like distorted versions of real-world stimuli. (1) Round and round we go. Trying to understand…
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Yawning…
By studying the phenomenon of contagious yawning, the researchers learned that people's reactions in virtual reality (VR) can be quite different from what they are in actual reality. They found that contagious yawning happens in VR, but people's tendency to suppress yawns when they have company or feel they're being watched don't apply in the…
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Unsocial brain…
Columbia scientists have identified a brain region that helps tell an animal when to attack an intruder and when to accept it into its home. This brain area, called CA2, is part of the hippocampus, a larger brain structure known to be critical for our memory of people, places, things and events. CA2 was already…
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Virtual real reality…
Future therapy patients may spend a lot more time exploring virtual environments than sitting on sofas. In a clinical trial of a new virtual reality treatment for fear of heights, participants reported being much less afraid after using the program for just two weeks. Unlike other VR therapies, which required that a real-life therapist guide…
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Sensing… Not sensing… Being…
Engineers have created an electronic 'skin' in an effort to restore a real sense of touch for amputees using prosthetics. (1) We have senses. We lose senses. We improve senses. We regain senses. And at no point do we ever stop to wander. That what can so easily change. Cannot truly exist after all… In…
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