Perception News
January 20, 2019

Latest Headlines
updated 9:50pm EST

More Perception News
January 20, 2019

Millions on Prescription Sleeping Pills Would Sleep Through a Fire Alarm

Jan. 11, 2019 — Widely prescribed 'benzodiazepine' sleeping pills suppress the sleeping brain's ability to wake us when it senses a threat. But an alternative class of hypnotics currently under ... read more

Fear and Anger Had Different Effects on Conservatives and Liberals, Study Suggests

Jan. 9, 2019 — The emotional underpinnings of political ideology motivated how the electorate sought and processed information about the 2016 presidential election and the major issue of climate change, according ... read more

Whites Struggle to Tell Real from Fake Smiles on Black Faces

Jan. 7, 2019 — White people and non-black minorities have a harder time telling the difference between genuine and fake smiles on black faces than they do on white faces, a problem black people don't ... read more

Jan. 7, 2019 — Researchers have gained important insights into how the human brain processes information and allocates attention. Their study shows people pay attention to objects based on their real-world size, ... read more

Jan. 3, 2019 — The visual system is probably the best understood part of the brain. Over the past 75 years, neuroscientists have assembled a detailed account of how light waves entering your eyes allow you to ... read more

To Head Off Late-Life Depression, Check Your Hearing

Jan. 2, 2019 — A new study of elderly Hispanics found that hearing loss increased the risk of depression ... read more

How Does the Brain Learn by Talking to Itself?

Jan. 2, 2019 — One of the greatest challenges of systems neuroscience is to explain how synaptic connections change to support adaptive behaviours. Neuroscientists have previously showed that synaptic learning ... read more

Thriving on Teamwork: New Research Shows How Brain Cells Filter Information in Groups

Jan. 1, 2019 — For decades, scientists studying the visual system thought that individual brain cells, called neurons, operate as filters. Some neurons would prefer coarse details of the visual scene and ignore ... read more

Smelling in Tiny Houses: How Ciliary Electric Currents Keep Olfaction Reliable

Jan. 1, 2019 — Scientists have used a combination of mathematical modeling, electrophysiology, and computer simulations to explain how cells communicate effectively in highly constricted spaces such as the ... read more

Sound Changes the Way Rodents Sense Touch

Dec. 28, 2018 — Researchers report how the somatosensory cortex interprets tactile and auditory stimulation in mice and rats. They show that the barrel cortex response to auditory and tactile stimuli is additive, ... read more

Dec. 27, 2018 — Every time we look at a face, we take in a flood of information effortlessly: age, gender, race, expression, the direction of our subject's gaze, perhaps even their mood. How the brain does this ... read more

Dec. 27, 2018 — Researchers have discovered a key mechanism in the brain that may underlie our ability to rapidly focus attention. Our brains are continuously bombarded with information from the senses, yet our ... read more

Interpreting Emotions: A Matter of Confidence

Dec. 21, 2018 — We are exposed to the facial expressions of the people. But do we interpret them correctly? And do we trust our own judgment? This trust is essential for avoiding potentially dangerous situations. ... read more

Dec. 20, 2018 — Researchers have demonstrated a computer system that can discover and identify the real-world objects it 'sees' based on the same method of visual learning that humans ... read more

How the Brain Reacts to Loss of Vision

Dec. 19, 2018 — If mice lose their vision immediately after birth due to a genetic defect, this has a considerable impact, both on the organization of the cerebral cortex and on memory. Researchers demonstrated ... read more

Dec. 19, 2018 — In speech and music, words and notes depend on each other. Humans are highly sensitive to such dependencies, but the evolutionary origins of this capacity are poorly understood. Cognitive biologists ... read more

Dec. 18, 2018 — MicroCT scans of the Australopithecus fossil known as Little Foot shows that the brain of this ancient human relative was small and shows features that are similar to our own brain and others that ... read more

Gently Stroking Babies Before Medical Procedures May Reduce Pain Processing

Dec. 17, 2018 — Researchers found that gently stroking a baby seems to reduce activity in the infant brain associated with painful experiences. Their results suggest that lightly brushing an infant at a certain ... read more

Passive Exposure Alone Can Enhance the Learning of Foreign Speech Sounds

Dec. 17, 2018 — Ability to understand and subsequently speak a new language requires the ability to accurately discriminate speech sounds of a given language. When we start to learn a new language the differences ... read more

Dec. 13, 2018 — A distinctive feature of modern humans is our round (globular) skulls and brains. Researchers report that present-day humans who carry particular Neanderthal DNA fragments have heads that are ... read more

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