It’s the Little Things

I found a turtle hatchling in February.

It made me wonder how the little things survive winter. Did you know that they produce a special type of antifreeze to keep ice from forming inside their cells?

The hatchling stops moving and breathing. Even its tiny heartbeat stops. However, when warmer temperatures roll back around, the turtle rehydrates and begins life where he left off. 

Fertility specialists have captured this same method for freezing human embryos, called blastocysts. In a ...