Dec 5, 2013 — New research shows that chimpanzees not only enjoy interacting with a humanoid robot, but also work actively to keep the connection going. Commentator Barbara J. King ties this finding to our past and our future.
Nov 26, 2013 — Feeling a little blue recently, commentator Adam Frank retreated to a hilltop and found something he wasn't looking for: perspective. The breadth of time stretched out before him and opened his eyes to our place in an ongoing story.
Nov 14, 2013 — Day after day, workers at Michigan State University care for and feed colonies of evolving bacteria. The original microbes have produced more than 50,000 generations in the 25 years since the experiment began. Despite predictions the bacteria might someday reach a point where they would evolve no more, the results show they keep changing.
Nov 13, 2013 — The first bite of a bitter fruit or nut can be shocking, even revolting. That's led scientists to think that bitter tastes evolved to help us avoid poisonous plants. But a new a genetic study in Africa challenges that notion.
Nov 11, 2013 — It feels natural to say: "huh?" According to a team of linguists in the Netherlands, this word — huh? — is universal. Commentator Alva Noë wonders if that's really possible. Do universal words exists, words common to every language here on Earth?
Sep 25, 2013 — Entelognathus primordialis, which lived some 420 million years ago, is the earliest known creature with a modern jaw. It could upend our understanding of how jawed vertebrates evolved.
Sep 12, 2013 — Revered naturalist and filmmaker Sir David Attenborough recently startled scientists by declaring that humans are no longer evolving. Commentator and anthropologist Barbara J. King offers a clear response: Attenborough is wrong.
Aug 12, 2013 — Religion offers existential and emotional benefits that science can't seem to match. According to Commentator Tania Lombrozo, there's a tension in nature and science between beauty and bleakness. Can a scientific, naturalistic worldview be as fulfilling as religious belief?
Jun 19, 2013 — The diversity of life on Earth, and its ever-growing complexity, leads many people to think that there must be a purpose to its existence. Commentator Marcelo Gleiser argues that, quite the contrary, the only purpose of life is to preserve itself. There is no hidden hand behind it all.
Jun 18, 2013 — Conventional wisdom holds that men prefer younger women as mates because they're more fertile than older women. But a mathematical analysis suggests that this preference may be the cause of menopause rather than a consequence of it.