Vision

Vision, Perception And The Brain

The eye is not just a lens that takes pictures and converts them into electrical signals, it is the first part of an elaborate system that leads to "seeing".   As with all vertebrates, nerve cells in the human eye separate an image into differen ...

Article - News Staff - Nov 20 2010 - 10:56am

Field Of View: Why The Same Face May Look Male Or Female

Neuroscientists have discovered that the brain sees some faces as male when they appear in one area of a person's field of view, but female when they appear in a different location, a finding which challenges the longstanding tenet of neuroscience tha ...

Article - News Staff - Nov 24 2010 - 6:03pm

3-D Movies Are Missing The Point...Of View

Many of the films we love manage to put us in someone else’s shoes, whether it be the shoes of a social network tycoon or a zombie killer. After all, we don’t pay $15 to see on screen what we do all day. Writers and directors get us into the protagonist’s ...

Article - Mark Changizi - Dec 8 2010 - 2:49pm

Facial Recogniton Peaks In Our 30s

Scientists writing in Cognition have said that our ability to recognize and remember faces peaks at ages 30 to 34- a decade later than most of our other mental abilities. Some prior studies had suggested that face recognition might be slow to mature but fe ...

Article - News Staff - Dec 23 2010 - 12:23pm

Liberal Versus Conservative Biology: Your Eyes Can Reveal Your Politics?

Wrestlers are taught to ignore an opponent's eyes and instead watch his waist- nothing much is happening that his waist won't be involved in whereas eyes can be misleading.    That means wrestlers are conservatives, according to new research comi ...

Article - Hank Campbell - Dec 29 2010 - 11:26am

How Expectations Speed Up Perception

The human brain works incredibly fast but visual impressions are so complex that their processing takes up to several hundred milliseconds before they enter our consciousness.  Researchers say they know why this delay may vary in length; i f you already kn ...

Article - News Staff - Feb 5 2011 - 1:41pm

Some Dinosaurs Were Nocturnal

A new study of the eyes of fossil animals in Science overturns the conventional wisdom that dinosaurs were active by day while early mammals moved at night.  Instead, dinosaurs like velociraptor hunted by night while the big plant-eaters browsed around the ...

Article - News Staff - Apr 14 2011 - 3:43pm

Realistic Robots- Uncanny Valley Still Pretty Wide

In 1970, Japanese roboticist Masahiro Mori described what he called the " uncanny valley ", which was a graph showing our affinity for a machine to its likeness of humans.   As robots look and act more human-like, our fondness for them increases, ...

Blog Post - Hank Campbell - May 7 2011 - 8:33pm

Retinas Regenerated Using Induced Pluripotent Stem Cells

Diseases such as retinitis pigmentosa (RP) and age-related macular degeneration (AMD) are the leading causes of incurable blindness in the western world. In these diseases, retinal cells (photoreceptors) begin to die and limit the eye's ability to cap ...

Article - News Staff - May 16 2011 - 1:26pm

Oculomotor System And The Brain's 'Burst Of Fire'

The authors of a new study in Nature Neuroscience studied mechanisms used by the brain to store information for a short period of time. The cells of several neural circuits store information by maintaining a persistent level of activity; a short-lived stim ...

Article - News Staff - Aug 24 2011 - 1:53pm