HEY PITTSBURGH!! What are you doing at 4:00 PM on Thursday, March 31st? We hope you will join us for a special lecture on the Anthropocene Epoch, by David, at the Chevron Science Center! More info here! February 10, 2016 By David
David appears on TV show Hashtag VOA with astronaut Scott Kelly to talk about the Year in Space and how space affects the human body. Check out the video here! February 10, 2016 By David
