Alexis Madrigal

Alexis Madrigal, technology editor for The Atlantic, talks about Jobs' tech legacy and his surprising counterculture origins; then, Jad Abumrad, host of Radiolab, on Jobs' influence on music and radio.

We now know that your phone is storing a log of your movements, but what's that information used for? Alexis Madrigal, senior editor at The Atlantic and author of Powering the Dream: The History and Promise of Green Technology, clarifies whether phone tracking can help recover stolen phones--and whether law enforcement can use your phone's stored information in investigations.

Alexis Madrigal, senior editor at The Atlantic, talks about his new book, Powering the Dream: The History and Promise of Green Technology, which explores the history of green technology and what it teaches us about our energy problems today.

Imagine what would happen if the United States ran out of phone or social security numbers. We would be unreachable, even unidentifiable! That is exactly what's happening with IP addresses: those codes that identify each blackberry, iPad, and Website. IP addresses are set to run out in less than a year. Alexis Madrigal, lead technology writer for TheAtlantic.com joins us to talk about what this means in terms of the way we communicate in an Internet-driven world.

The Cold War may have ended 20 years ago, but the constant threat of nuclear annihilation and the unlimited scientific potential of the atom led to some truly "out there" thinking, and we’re not just talking about Edward Teller’s idea to detonate an atomic bomb on the moon. The Kennedy ...