Illegal Trade In Human Kidneys

As diabetes rates rise worldwide, so does the illegal trade in human kidneys.The World Health Organization estimates that 10,000 black-market operations a year are being performed in places like China, Pakistan, and India, as doctors transplant kidneys purchased from poor donors for as little as $5,000 into richer patients paying up to $200,000.

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Dolphins Have Names

It turns out that there’s strong evidence to suggest that at least one kind of dolphin sound, studied extensively over the past decade, does function as a kind of referential symbol. Dolphins use distinct “signature whistles” to identify and call to one another.  Each dolphin is thought to invent a unique name for itself as a calf and to keep […]

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