Mar 8, 2013 — It's already happened. We humans have already met an intelligent alien. Not only that, we almost certainly had sex with them. And we did here, right here on Earth, not so many generations ago.
Oct 22, 2012 — Novelist Jodi Picoult explores life and death, while oncologist David Agus models new health practices, virologist Nathan Wolfe tracks emerging diseases, Dava Sobel reflects on Copernicus, and Charles Shields looks at novelist Kurt Vonnegut.
Oct 12, 2012 — Nathan Wolfe travels to the viral hot spots of the world, where viruses first jump from animals to humans. The scientist spends his days tracking emerging infectious diseases before they turn into global pandemics.
Oct 18, 2011 — Nathan Wolfe travels to the viral hot spots of the world, where viruses first jump from animals to humans. The scientist spends his days tracking emerging infectious diseases before they turn into global pandemics.
May 12, 2011 — Anthropologists and archeologists long believed humans evolved in Asia. So when a set of hominid remains was discovered in Africa, it took a while for the find to stick. In Born in Africa, author Martin Meredith details the battles in the search for the origins of human life.
Apr 2, 2009 — In this engaging, approachable history of life on earth, paleontologist Neil Shubin demonstrates how every creature with a body is more closely related to humans than casual observation might suggest.
Aug 15, 2008 — Scientists studying many different parts of the planet's ecosystems are warning that Earth may be on the verge of a sixth major mass extinction event.
Jun 6, 2008 — Futurist Ray Kurzweil explains the idea of the "singularity" — what happens when technology advances so much that it's impossible to predict what happens next. Will artificial intelligence, nanotechnology, and biotechnology be able to completely reshape what it means to be human?
Feb 9, 2008 — Paleontologist Neil Shubin discusses his new book, Your Inner Fish: A Journey into the 3.5-Billion-Year-History of the Human Body. Shubin traces the hand and other human features back to creatures that roamed the earth hundreds of millions of years ago.
Jun 25, 2007 — Author Deirdre Barrett talks about her book, Waistland: A (R)evolutionary View of Our Weight and Fitness Crisis. She explains how farming ruined our figures and our health. Barrett also offers advice on how to lose weight: eat less and exercise more.