Should we preserve the eggs of endangered species?

A recent paper by Caterina Wiedemann describing her success in freezing and thawing the egg cells of several different cat species is raising an interesting question about our efforts to preserve endangered animals. We've got a doomsday seed vault in the Arctic, so why not create egg vaults, too? » 2/28/13 2:00pm 2/28/13 2:00pm

Photos go behind the scenes of the world's cryonics facilities

Cryonics may be a fanciful notion to some and it's certainly an expensive undertaking, but that hasn't stopped a handful of people from having their bodies cryogenically frozen in the hope of being revived in some distant future. Photographer Murray Ballard stepped into the world of cryopreservation with his camera in… » 10/06/12 5:00pm 10/06/12 5:00pm

New "whole body cryotherapy" treatment exposes you to -166°F air

How cold of a temperature do you think you can survive exposure to? 0°F? -20°F? -50°F? How about -166°F, and you do it intentionally? A group of French scientists studied various ways that people recover after intensive workouts, including whole body cryotherapy, which sounds like something out of Futurama. Tested on a… » 12/09/11 8:15am 12/09/11 8:15am