Perfection: The Enemy of Evolution

Evolution is a sequence of design changes happening on their own in a discernible direction; it never weds itself to a single point on a drawing board. An evolving system or animal is free to simply go with what works. Not so much that its performance …

Amputees feel warmth in their missing hand

An unexpected discovery about temperature feedback has led to new bionic technology that allows amputees to sense the temperature of objects ¬– both hot and cold — directly in the phantom hand. The technology opens up new avenues for non-invasive pro…