Archaeologists Chris Begley and Brittany Brown discuss how times have changed since the fictional heyday of Indiana Jones when it comes to the technologies - and people skills - that they rely on.

Steve Edmiston, a Seattle lawyer and film writer, fills us in on the Maury Island Incident - a UFO sighting that marked the first mention of the mysterious Men in Black and has now inspired a celebration called the Men in Black Birthday Bash.

Jeffrey Manber, one of the pioneers on the frontier of space commercialization, talks about his effort to document the rise of private-sector spaceflight in a series of books he calls "From the Earth to Mars."

Ashlee Vance, the author of "When the Heavens Went On Sale," talks about the romance, the risk and the ridiculousness surrounding four space ventures that were created in the wake of Elon Musk's SpaceX success.

Theoretical physicist Michio Kaku, the author of a new book titled "Quantum Supremacy" explains how quantum computing works and why it could revolutionize energy, medicine and virtually everything everywhere.

Kim Sherwood talks about writing "Double or Nothing," a James Bond novel that includes 21st-century technologies including quantum computers and climate geoengineering — but leaves out James Bond.

Science-fiction author Daniel Suarez talks about his latest novel, "Critical Mass," which picks up on the vision for space development laid out by physicist Gerard K. O'Neill and the billionaire he inspired, Jeff Bezos.

Quantum physicist Chris Ferrie, author of the book "Quantum Bullsh*t," separates the reality from the B.S. in sci-fi tales including "Ant-Man and the Wasp: Quantumania."

Annalee Newitz talks about "The Terraformers," a sci-fi novel that explores the parallels between an imagined future where corporations reshape planets and an all-too-real present where today's cities are sorely in need of reshaping.

Biologist Robert Lanza and science-fiction writer Nancy Kress talk about "Observer," a novel that delves into Lanza's view that consciousness creates the universe as we know it.