Tiny Matters

A science podcast about things small in size but big in impact. Every other Wednesday, join hosts Sam Jones and Deboki Chakravarti as they unpack the little things that make the big things in our world (both good and bad) possible.

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Sam was an avid eater of greasy, cheesy pizza until her early 20s. Now, dairy has her running to the bathroom (tmi). Why is that the case for so many people all over the world? In this week’s episode we chat about what causes lactose intolerance, why it’s not the same thing as a dairy allergy, and what might have caused a rapid shift in humans’ ability to digest lactose.


Sam Jones, PhD

Science Writer & Exec Producer

Deboki Chakravarti, PhD

Science Writer & Co-Host

Access ACS’ Past Podcast

After years of producing quality episodes, Orbitals has bid farewell to our followers at the end of 2021.

But rest assured, all of the Orbitals episodes will remain up on Apple Podcasts, Spotify, Stitcher & Audible.

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