Forbes contributors publish independent expert analyses and insights. A list of features will also mention what life does -- processes like growth, reproduction, ability to adapt and metabolism ...

A clear, simple definition of life has always been hard to pin down and remains elusive. Most biology lessons say living things must grow, produce energy, and reproduce on their own. But viruses don’t ...

Doris Lin is an animal rights attorney and the Director of Legal and Government Affairs for the Animal Protection League of New Jersey. Her focuses as an expert writer include animal rights and ...