Schedule for Mark Rober TV

How To See Germs Spread Experiment (Coronavirus)

How To See Germs Spread Experiment (Coronavirus)

Using specialized glowing powder to trace the invisible spread of bacteria, Mark conducts a series of classroom experiments to visually demonstrate how easily germs transfer between people and everyday surfaces.

2026-06-21 23:39:50 +0000 UTC2026-06-21 23:49:24 +0000 UTC(9m)