Portside

In this view, hand stencils and animal paintings in Europe and Asia, separated by some 13,000 kilometers, have a common, far deeper origin in Africa.

The dogs are “true altruists,” essentially willing to shorten their lives for the sake of the hive, They’re even further along the line of evolving into the mammalian equivalent of honeybees than we thought.

Non-human social species -- like dogs -- might also be capable of demonstrating primordial jealousy. The basic structure of jealousy is straightforward: it emerges from a social triangle. When an interloper threatens an existing, important relationship, the outcome can be jealousy.

Listeners prefer and respond more favorably (or in technical terms, in a more “proceptive” fashion) to opposite-sex voices that contain these special subtle acoustics

John Oliver: Dr. Oz and Nutritional Supplements. "Waiting." Morning Mood in a Copenhagen Subway. America's Koch Problem.

If you think this suggests that early animals started out simple and gradually evolved new features, and things like sponges branched off before they were added, you wouldn't be alone. Over the years, lots of researchers argued the same thing. But a recent genome sequence indicated that the oldest branch of the animal family tree that led to the comb jellies, with muscles, nerves, and tentacles, were an older branch than sponges.

As we celebrate Darwin’s birthday on February 12, there is some positive news about Americans’ views

The well-publicized debate at the Creation Museum was not about two minds sparring.