Dietary Spermidine Boosts Cognition in Insects and Rodents
Dietary Spermidine Boosts Cognition in Insects and Rodents
Mice and flies given the polyamine in their diet have increased brain cell metabolism and cognitive function, and epidemiological data hints at a similar benefit in humans.
Dietary Spermidine Boosts Cognition in Insects and Rodents
Dietary Spermidine Boosts Cognition in Insects and Rodents

Mice and flies given the polyamine in their diet have increased brain cell metabolism and cognitive function, and epidemiological data hints at a similar benefit in humans.

Mice and flies given the polyamine in their diet have increased brain cell metabolism and cognitive function, and epidemiological data hints at a similar benefit in humans.

cognition
The Neuroscience of Motherhood
The Neuroscience of Motherhood
The Scientist Creative Services Team | Apr 27, 2021
Robert Froemke and Liisa Galea will discuss the neurological changes that occur during motherhood and their effect on behavior and brain health.
Opinion: Facing Assumptions About the Duality of Human and Animal
Opinion: Facing Assumptions About the Duality of Human and Animal
Melanie Challenger | Apr 1, 2021
Since Darwin published his landmark work on natural selection, we’ve understood that we’re animals. But that doesn’t mean we really believe it.
Cuttlefish Delay Gratification, a Sign of Smarts
Cuttlefish Delay Gratification, a Sign of Smarts
Asher Jones | Mar 5, 2021
The cephalopods resisted temptation for up to 130 seconds to earn their favorite food, hinting at sophisticated cognitive abilities such as planning for the future.
Are You Smarter Than Your Dog?
Are You Smarter Than Your Dog?
The Scientist Staff | Jan 11, 2021
Check out the optical illusion that researchers put before canines, finding that fido and master have opposite reactions.
A Dog’s View of Optical Illusions
A Dog’s View of Optical Illusions
Catherine Offord | Jan 1, 2021
Researchers are using visual tricks to try to better understand canine perception.
Infographic: What Do Dogs Perceive?
Infographic: What Do Dogs Perceive?
Catherine Offord | Jan 1, 2021
Researchers use optical illusions to investigate canine perception.
T Cells and Neurons Talk to Each Other
T Cells and Neurons Talk to Each Other
Ashley Yeager | Oct 1, 2020
Conversations between the immune and central nervous systems are proving to be essential for the healthy social behavior, learning, and memory.
Infographic: How Cytokines Flow into and out of the Brain
Infographic: How Cytokines Flow into and out of the Brain
Ashley Yeager | Oct 1, 2020
Several routes exist for immune cells to communicate with neurons in the central nervous system, though T cells rarely come in direct contact with neural tissue.
Infographic: What Social Isolation Can Mean for the Brain
Infographic: What Social Isolation Can Mean for the Brain
Catherine Offord | Jul 13, 2020
People who show low social engagement over long periods of time often show reductions in cognitive function. Studies of the brain may provide clues about this correlation.
How Social Isolation Affects the Brain
How Social Isolation Affects the Brain
Catherine Offord | Jul 13, 2020
Absence of human contact is associated with declines in cognitive function. But as the COVID-19 pandemic brings concerns about the potential harms of isolation to the fore, researchers are still hunting for concrete evidence of a causal role as well as possible mechanisms.
How Time Is Encoded in Memories
How Time Is Encoded in Memories
Catherine Offord | May 1, 2020
Rats and equations help researchers develop a theory of how our brains keep track of when events took place.
Infographic: How the Brain Keeps Track of Time in Memories
Infographic: How the Brain Keeps Track of Time in Memories
Catherine Offord | May 1, 2020
Signals from the lateral entorhinal cortex help create “time cells” in the hippocampus, according to some researchers.
Image of the Day: Ancient Fiber Technology
Image of the Day: Ancient Fiber Technology
Amy Schleunes | Apr 13, 2020
Researchers discover a fragment of cord between 41,000 and 52,000 years old that points to Neanderthals’ complex cognitive abilities.
Wild Birds Remember a Novel Task for Nearly Two Years
Wild Birds Remember a Novel Task for Nearly Two Years
Amy Schleunes | Feb 18, 2020
A population of North Island robins in a New Zealand sanctuary provides a unique system for investigating the memory skills of birds in the wild.
Missing Brain Hemisphere Tied to Fortified Neural Networks
Missing Brain Hemisphere Tied to Fortified Neural Networks
Kerry Grens | Nov 20, 2019
A small study finds that patients who had half their brains removed to treat epilepsy have stronger neural networks than controls, perhaps explaining how they can retain language and cognition skills.
<em>APOE</em> Mutation Linked to Protection From Alzheimer&rsquo;s: Case Study
APOE Mutation Linked to Protection From Alzheimer’s: Case Study
Catherine Offord | Nov 5, 2019
A woman whose DNA suggested she’d develop early-onset dementia staved off cognitive decline for decades.
Fish Biologist Victoria Braithwaite Dies
Fish Biologist Victoria Braithwaite Dies
Catherine Offord | Oct 30, 2019
The Penn State University scientist was known for her work on fish’s perception of pain.
Genetic Risk for Alzheimer&rsquo;s Disease Linked to Highly Active Brains
Genetic Risk for Alzheimer’s Disease Linked to Highly Active Brains
Diana Kwon | Oct 1, 2019
A growing body of evidence supports the theory that neural hyperactivity and hyperconnectivity precede the pathological changes that lead to neurodegeneration.
Replication Refutes Study Linking Neuroimaging to Genetics
Replication Refutes Study Linking Neuroimaging to Genetics
Emma Yasinski | Sep 30, 2019
The original experiment found brain activity as measured by fMRI was tied to particular genetic variants.