photo by Aaron Logan

In our quest to discover the “Human Spark,” we compare ourselves to the other primates — our closest living relatives — for glimpses of what it is that we have that they don’t.

Obviously there are some big differences — we humans are the ones running the experiments, and the apes are the ones on the other side of the glass. But we do share the vast majority of our DNA and many characteristics and abilities. Now the Spanish Parliament is considering what “human rights” our great ape cousins deserve under the law.

Read the full story at the New York Times.