Uncertain

Freelance journalist Kevin Begos talks with archaeologist Aren Maeir, from Bar Ilan University in Israel, at his dig site in Gath, thought to be Goliath's hometown and a major city of the Philistine civilization.
 

The University of Cambridge's Piers Mitchell, author of the 2015 book Sanitation, Latrines and Intestinal Parasites in Past Populations, talks about the counterintuitive findings in his recent paper in the journal Parasitology titled "Human parasites in the Roman World: health consequences of conquering an empire."
 

Evolutionary biologist Nicholas Matzke talks about the Kitzmiller v. Dover evolution trial on the 10th anniversary of the decision. He advised the plaintiffs while working for the National Center for Science Education. He also discusses the continuing post-Dover attempts to get creationist narratives taught in public school science classrooms.
 

Ken Perlin, a New York University computer science professor and virtual reality pioneer, talks with Scientific American tech editor Larry Greenemeier about the state of virtual reality, its history and where it's heading

Science journalist and equestrian Wendy Williams talks about her new book The Horse: The Epic History of Our Noble Companion

Harvey Mudd College math professor Arthur Benjamin talks about his new book The Magic of Math: Solving for x and Figuring Out Why  

Stephen Hoover, CEO of Xerox’s Palo Alto Research Center, talks with Scientific American tech editor Larry Greenemeier about the revolution underway in machine learning, in which the machine eventually programs itself
 

The 2015 Nobel Prize in Chemistry goes to Tomas Lindahl, Paul Modrich and Aziz Sancar for discoveries of the mechanisms by which cells maintain the integrity of their DNA sequences

The 2015 Nobel Prize in Physics goes to Takaaki Kajita and Arthur B. McDonald for the discovery of neutrino oscillations, which shows that neutrinos have mass

The 2015 Nobel Prize in Physiology or Medicine goes to William C. Campbell and Satoshi Ōmura for their discoveries of a medication against roundworm parasites and to Youyou Tu for her discoveries concerning a novel therapy against malaria. Some 3.4 billion people are at risk for the diseases these drugs treat
 

Medical researcher Richard Johnson, of the University of Colorado Anschutz Medical Campus, talks about his October Scientific American article "The Fat Gene," co-authored by anthropologist Peter Andrews of University College London and the Natural History Museum in London. Their piece is about how a genetic mutation in prehistoric apes may underlie today’s pandemic of obesity and diabetes

Physicist and cosmologist Lawrence Krauss, director of the Origins Project at Arizona State University, talks about his article "What Einstein Got Wrong," in Scientific American’s September issue, devoted to the 100th anniversary of Einstein’s publication of general relativity