# Ep106 - Quantum violation of free-fall motion

An episode of [Behind The Science Podcast](https://invisiblenetwork.ai/podcast/1753464681), 22 Jan 2026, 1 h 00 min.

Audio: https://anchor.fm/s/ee2ce360/podcast/play/114327676/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2026-0-21%2F416541469-44100-2-4f2fdc63774a9.mp3

What happens when you drop 2 quantum particles of different sizes at the same time? 📚Reference: Flores PCM, Galapon EA. 2019. Quantum free-fall motion and quantum violation of the weak equivalence principle. Physical Review A. 99(4). 🤝Behind The Science Podcast is presented to you by Marine & Earth Science Learning Hub, UP Resilience Institute, The Philippine Agricultural Scientist, The Philippine Journal of Fisheries, and SciEnggJ.

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