Hope for human hibernation heats up

Oivind Toien / IAB / UAF

American black bears in Alaska were monitored while they hibernated in an artificial den, also known as a "hibernaculum."

By Alan Boyle
When bears hibernate, their body temperature drops. But a novel experiment conducted on Alaskan black bears in an artificial den, outfitted with high-tech sensors, indicates that the temperature doesn't drop as much as scientists thought it did. That finding is stirring up fresh questions about the phenomenon of hibernation, and it's also reawakening the sci-fi dream of putting humans into suspended animation for medical therapy or even space travel.

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Hope for human hibernation heats up