neurotransmitters
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Fish May Feel Each Other’s Fear Through the Same Mechanism That Drives Human Empathy
You may have heard that ‘fish don’t feel pain.’ It’s a common, persistent myth that dates back to 17th-century French philosophy. Yet, regardless of René Descartes’s many other worthwhile ideas, the scientific consensus is that he was flat-out wrong on this one. Fish, and all other classes of vertebrate animals, seem to suffer from bumps,…
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Lions Got Super Mellow After Sniffing Oxytocin
Scientists in South Africa recently lured captive lions up to a fence with raw meat and then puffed the hormone oxytocin into their noses. The unusual experiment aimed to find out if the so-called love hormone could make the big cats friendlier to each other — and that’s exactly what happened.