The podcast episodes discuss various applications and potential impacts of nanotechnology, from its use in improving crop yields and fighting hunger to its role in medical robotics and cancer diagnostics.

For example, the episode "Can nanoparticles help fight hunger? | Christy L. Haynes" focuses on the use of silica nanoparticles to protect crops and increase yields, while the episode "Paper mills bribe editors to pass peer review, and detecting tumors with a blood draw" explores the use of nanoparticles in improving the sensitivity of liquid biopsies for cancer detection.

Other episodes, such as "The sci-fi future of medical robots is here, and dehydrating the stratosphere to stave off climate change" and "The Skeptics Guide #968 - Jan 27 2024", discuss the potential applications of nanotechnology in areas like medical robotics and materials science.