If it were tried on a person, it might mean awakening in the ultimate sensory deprivation chamber

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A scientist sought the Vatican’s approval for mixing human cells in animal embryos. And the Pope said yes

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Pigeons, with training, did just as well as humans in a study testing their ability to distinguish cancerous from healthy breast tissue samples. The birds were rewarded with food pellets when they correctly identified tumor samples. The pigeons were able to generalize what they learned, correctly spotting tumors in unseen microscope images

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In the 1960s, I knew people who, before going on vacation, would take their dogs to a shelter to be euthanized. They reasoned that it was cheaper to have a dog euthanized – and buy a new one upon returning – than pay a kennel fee

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