Wednesday is Indigo Blue

Science Educator Award

David has won the Science Educator Award from the Society of Neuroscience.

TNT's new drama: Perception

I am the scientific advisor for the TNT television drama, Perception, starring Eric McCormack and Rachael Leigh Cook. Learn more about the show.
Why I am a Possibilian

Our ignorance of the cosmos is too vast to commit to atheism, and yet we know too much to commit to a particular religion. A third position, agnosticism, is often an uninteresting stance in which a person simply questions whether his traditional religious story is true or not true. I call myself a possibilian. Find out why.
Discovering amulets inside the mummy

I recently posted about my scanning of a 3,000 year old mummy, Neskhons. Now, by analyzing the data in several different ranges of electron density, I've found something unexpected: inside the mummy's torso are 4 small funerary amulets.
Ten books I love

I was recently asked to list ten books that have "inspired, moved, and enlightened" me. Here's my list: