mice

Researchers accidentally discover why male mice are afraid of bananas

By studying the reaction of male mice to pregnant and lactating female mice, researchers made a related and somewhat odd discovery: Male mice are terrified of the smell of bananas. A team from McGill University in Montreal, Que., was looking at spikes in stress hormonal responses in male mice in close proximity to late-pregnant female …

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Male mice are terrified of bananas. Here’s why.

Scientists recently discovered something about male mice that are completely bananas: the distinctive smell of a banana stresses them out. Researchers at McGill University in Montreal, Que., discovered this unusual aversion to fruit by analyzing stress hormone spikes in male mice when the males were in close proximity to pregnant or lactating females. Scientists have …

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Substance found in young cerebrospinal fluid helps old mice remember

The memory of aging mice improved when they were given a substance found in the cerebrospinal fluid of young animals. ROBERT F. BUKATY/AP hide caption toggle caption ROBERT F. BUKATY/AP The memory of aging mice improved when they were given a substance found in the cerebrospinal fluid of young animals. ROBERT F. BUKATY/AP A team …

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