Tag: Cognition
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What makes us human may come down to the way our neurons process information
Clara Lenherr explores the newly discovered human-specific characteristics of neurons and discusses how the uniqueness of human neurons brings into question what we already know about human cognition. The ability of neurons to carry out complex computations when integrating the thousands of inputs that they receive is thought to be the basis of cognition. The…
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Good news coffee drinkers: caffeine reduces the effect of drowsiness on cognitive performance
Alexandra Lesayova writes about new findings by the University of Western Australia and the University of Sydney on the effect of caffeine on cognition.
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How memory science can help us this semester
With teaching taking place almost exclusively online this semester (if not the whole academic year), many of us will have either very sparse or entirely empty timetables. For some courses, all teaching is taking place asynchronously, meaning that students will need to structure and plan their learning independently. Whilst some may enjoy the new-gained freedom…
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What does dopamine actually have to do with happiness?
In popular media, neurotransmitters are often viewed as on-off switches for basic human emotions, but how true is this? Neurotransmitters are chemicals that regulate brain activity by facilitating connection between neurons. Dopamine, for example, is considered to be a switch for feelings of pleasure and happiness, but the reality is slightly more complex. It is…
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The brain is overrated: a look at cognition in slime mould
Historical, scientific and philosophical adventure into the nature of consciousness seems to have, nine times out of ten, made the assumption that cognition should be explored within the kingdom of animalia. This top down approach seeks to derive a mechanism for consciousness from that which we already know, rather than from first principles of computation.…