Brain Scans Show Striking Similarities Between Dogs and Humans
A new brain-imaging study of mankind’s best friend has found a striking similarity in how humans and dogs — and perhaps many other mammals — process voice and emotion. Like…
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Baby Steps Toward Healing Hearing
There is no biological cure for deafness—yet. We detect sound using sensory cells sporting microscopic hairlike projections, and when these so-called hair cells deep inside the inner ear are destroyed…
How Evolution Shapes the Geometries of Life
Why does a mouse’s heart beat about the same number of times in its lifetime as an elephant’s, although the mouse lives about a year, while an elephant sees 70…
Fairness 'can evolve through spite'
Fairness may have darker evolutionary roots than expected, a new study suggests. Rather than evolving from the development of morality, fairness can evolve from the antisocial behaviour of spite, according…
Scientists Identify Gene Linking Brain Structure to Intelligence
For the first time, scientists at King’s College London have identified a gene linking the thickness of the grey matter in the brain to intelligence. The study is published today…
Psychologists Document the Age Our Earliest Memories Fade
Although infants use their memories to learn new information, few adults can remember events in their lives that happened prior to the age of three. Psychologists at Emory University have…