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evolutionary neuroscience

·July 10, 2026·10 min read

Earliest Evidence of Right-Handedness Found

A new study identifies the oldest known evidence of "handedness" in the animal kingdom within the 550-million-year-old Ediacaran fossil Spriggina floundersi.

This shows a person looking at a brain on a computer monitor.

Featured Neuroscience Psychology

·July 2, 2026·11 min read

How 21st-Century Screens Hijack Brain Circuitry

Modern psychosocial crises, including chronic stress, competition, and loneliness, are driven by an evolutionary mismatch between our primitive, small-group neural wiring and the high-density, screen-mediated parameters of contemporary life, calling for structural urban and digital design interventions rather than relying solely on individual coping mechanisms.

Featured Neuroscience

·July 1, 2026·10 min read

Study Supports and Expands the Primate Brain Lag Hypothesis

A new study utilizes molecular genetic timelines to validate the "brain lag" hypothesis, proving that primate body growth preceded brain expansion. The analysis expands the theory by demonstrating that hominin brains eventually overshot their expected biological baseline, driven by the intense cognitive demands of forming large social groups to survive predators.

Featured Neuroscience

·June 25, 2026·10 min read

New Brain Map Reveals Deep Roots of Vertebrate Intelligence

A spatial single-cell brain atlas of the jawless lamprey reveals that the common ancestor of all vertebrates possessed a highly complex molecular brain architecture 450 million years ago, showcasing ancestral "moonlighting" neurons that eventually specialized following ancient whole-genome duplications.

Featured Neuroscience

·June 25, 2026·9 min read

Great Ape Laughter Reveals Clues to Human Speech Origins

A new study tracking 140 laughter sequences across humans and great apes reveals that all species share an identical 15-million-year-old rhythmic structure of evenly spaced vocal intervals, proving that human speech evolved from a long-standing evolutionary continuum of primate vocal control.

Featured Neuroscience

·June 24, 2026·11 min read

The Neural Architecture of Evolutionary Reversals

A functional whole-brain imaging study reveals that blind Mexican cavefish evolved an inverted behavioral response to light by repurposing existing neurons in the posterior tuberculum and modifying conserved dopamine pathways, rather than growing entirely new neural networks.

Featured Neuroscience

·June 22, 2026·9 min read

Why Human Body Size Leaped 2 Million Years Ago

Human body size evolution was not a linear progression. Instead, a massive body mass explosion occurred 2 to 2.5 million years ago with Homo erectus, while divergent species like Homo floresiensis maintained a smaller, child-sized stature.

Featured Neuroscience

·June 22, 2026·10 min read

Ancient Brainstem Neurons Discovered to Control Attention

Selective spatial attention is controlled by an evolutionarily ancient circuit of inhibitory neurons in the brainstem.

Featured Neuroscience Psychology

·June 17, 2026·9 min read

Great Apes Shatter Human Models of Social Intelligence

Great ape cognition is highly individualized, dynamic, and structurally distinct from human intelligence.

Featured Neuroscience

·June 12, 2026·12 min read

Single Brain Hub Coordinates Sensory Predictions Across Changing Bodies

A new study demonstrates that a tiny cluster of neurons known as the mesencephalic command-associated nucleus (MCA) acts as a centralized timing hub that coordinates internal sensory suppression.

This shows a person, a digital brain and speech bubbles.

Featured Neuroscience

·May 27, 2026·10 min read

AI Proves Language Evolves for Learnability

A new study using AI proves that language actively evolves over generations to become structured because it makes learning easier.

Featured Neuroscience

·May 25, 2026·10 min read

Compensator Wasps Proven to Save Colonies from Chaos

Does a society require an orderly, rule-based succession plan to survive a leadership crisis? A new study demonstrates that tropical paper wasp (Polistes canadensis) colonies survive violent, chaotic power struggles thanks to a distinct group of workers known as "compensators".