We usually think that losing a body part is a permanent thing. But in nature, some animals have a superpower we can only ...

Many body parts can be transplanted or replaced with artificial equivalents, including corneas, livers, hearts, joints, and even entire faces. This technology will improve by leaps and bounds ...

Some warm-blooded animals are shapeshifting and getting larger beaks, legs and ears to better regulate their body temperatures as the planet gets hotter, according to a new review of existing research ...