Life Lines by Dr. Dolittle

Sponsored by the American Physiological Society

Tag Archive for ‘learning’

Caffeine and memory…wait what was I saying?

Personally, I would have a hard time functioning in the morning without coffee. I think many people might agree as caffeine is the most widely consumed psychoactive stimulant worldwide.  The stimulant effects of caffeine are attributed to its ability to bind to and inhibit adenosine receptors in the body, resulting in increased excitation of neurons: Long term potentiation (LTP) refers to an increase in the strength of connections formed between […]

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Can bees experience positive emotions?

A new study was designed to test whether bees can experience some kind of primordial “emotions”. In the study bees were trained to associate a tunnel marked with a blue flower with a sugar water treat at its end. In contrast, a green flower meant no reward at the end of the tunnel. However, when bees were exposed to flowers with both hues, they either chose not to enter the tunnel or […]

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Study suggests ducklings understand same vs different

Ducklings are rather well-known for their ability to imprint on someone (usually their mother) or something shortly after hatching. Researchers at the University of Oxford were interested in understanding more about learning and memory in ducklings. Specifically, they wanted to know if a duckling simply remembered what they saw or if they were capable of more complex cognition involving determining whether objects had the same or different qualities. After hatching, they placed ducklings […]

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