antifreeze proteins

The very cold, the merely chilled, and the colorful

Why scientists are so near and yet so far from being able to cryopreserve organs

A handful of species have learned how to survive in freezing climates. To do so, the animals must counteract the damaging effects of ice crystal formation, or keep from freezing altogether. Here are a few ways they do it.

Watch as the astounding wood frog uses cellular cryopreservation tricks to freeze, thaw, and live to croak about it.