After stints at Google and Facebook, serial entrepreneur Mary Lou Jepsen is ready to upend the worlds of medical imaging and ... telepathy. Yup, TELEPATHY. Give it a listen!

Aubrey de Grey is a highly credentialed scientist who believes it's within our grasp to REVERSE human aging in the next few decades. Dozens of scientists are now executing on his plan, funded by extremely smart backers including Peter Thiel.

A wide-ranging set of excerpts from the After On audiobook, read brilliant folks including John Hodgman, Felicia Day, Jesse Cox, Tom Merritt. Back to "normal" episodes next week, promise! :-)

This week, Broadway's own January LaVoy and legendary fantasy writer Patrick Rothfuss read/perform the the opening of the After On audiobook (plus quite a bit more). With some notes & observations from the author.

Whether you’re a cryptocurrency novice or expert, this episode will teach you a ton. My guest, Fred Ehrsam, founded the world’s largest platform for storing & trading Bitcoin and more. Just us for a full crypto education!

You will soon have access to a dizzying battery of facts about your health. Some could be horrid or positive on a life-changing scale! But most will be wildly ambiguous. Should you peek? NOTE: This is NOT just hypothetical.

A vast alien civilization is so into American pop music, it recently committed the biggest copyright violation since the dawn of time. Against us! How should humanity respond? A special (and rather playful) episode with John Hodgman.

Andy McAfee of MIT is a leading thinker about how robotics and other automation will influence the future of work and jobs. We touch on some scary stuff - plus some delightful notes of optimism!

Ev Williams co-founded and ran both Twitter and Blogger.com, and is now the founder/CEO of Medium. He’s a deep thinker about ideas morph & travel, and is carving out a place for thoughtful, serious writing online.

You've probably seen a TED Talk or two (or 500!) online. Chris runs the TED organization, and has some fascinating thoughts both on how we're wired to process oratory, and how we might build a better world.