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neuroscience

An osprey flying low over a river holds a trout in its claws.
Abstractions blog

Your Brain Chooses What to Let You See

September 30, 2019

Beneath our awareness, the brain lets certain kinds of stimuli automatically capture our attention by lowering the priority of the rest.

The illustration shows ghostly hands partially obstructing a person’s sight and hearing.
neuroscience

To Pay Attention, the Brain Uses Filters, Not a Spotlight

September 24, 2019

A brain circuit that suppresses distracting sensory information holds important clues about attention and other cognitive processes.

An illustration of eyeballs connected to many hands painting the Mona Lisa.
mathematical biology

A Mathematical Model Unlocks the Secrets of Vision

August 21, 2019

Mathematicians and neuroscientists have created the first anatomically accurate model that explains how vision is possible.

Abstractions blog

In Brain’s Electrical Ripples, Markers for Memories Appear

August 6, 2019

Researchers found that elongating certain brain signals in rats improved their memory. The work revealed a new property to look out for in the hunt for “biomarkers” of learning.

artificial intelligence

Where We See Shapes, AI Sees Textures

July 1, 2019

To researchers’ surprise, deep learning vision algorithms often fail at classifying images because they mostly take cues from textures, not shapes.

Abstractions blog

Do Brains Operate at a Tipping Point? New Clues and Complications

June 10, 2019

New experimental results simultaneously advance and challenge the theory that the brain’s network of neurons balances on the knife-edge between two phases.

Art for "Brains Speed Up Perception by Guessing What’s Next"
neuroscience

Brains Speed Up Perception by Guessing What’s Next

May 2, 2019

Your expectations shape and quicken your perceptions. A new model that explains how that happens also suggests it’s time to update theories about sensory perception and decision making.

Art for "Goals and Rewards Rewrite the Brain’s Map of the World"
Abstractions blog

Goals and Rewards Redraw the Brain’s Map of the World

March 28, 2019

Two new studies show that the brain’s navigation system changes how it represents physical space to reflect personal experience.

Art for "How the Brain Links Gestures, Perception and Meaning"
cognitive science

How the Brain Links Gestures, Perception and Meaning

March 25, 2019

Neuroscience has found that gestures are not merely important as tools of expression but as guides of cognition and perception.