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Vertebrates

Is This Ancient Creature Our Common Ancestor?

LiveScience | Tia Ghose | Posted 06.12.2014 | Science

A stunningly preserved, soft-bodied fish that is more than 500 million years old could be the ancestor of almost all living vertebrates. The fossili...

Distant Human Ancestor Had Head Like WHAT?

Posted 06.14.2012 | Science

By: Stephanie Pappas, LiveScience Senior Writer Published: 06/13/2012 01:13 PM EDT on LiveScience Peer far enough back in the human family linea...

Hubris and the Tree of Life

Joseph LeDoux | Posted 03.06.2012 | Science
Joseph LeDoux

We are part of a process, not its goal or final state. Just a branch point, a distal twig, on a continuously branching limb of the tree of life. Some may feel this perspective diminishes us. I don't.