Marsh Funnel Viscosity Test
2:04
AMC MARSH FUNNEL & CUP™
7:15
AfD-Kanzlerkandidatin Weidel im tagesthemen-Interview
17:35
How a quartz watch works - its heart beats 32,768 times a second
12:55
Understanding Viscosity
12:02
World's Lightest Solid!
12:21
A 2D Heron's Fountain Behaves Weirdly
11:52
Acoustic cameras can SEE sound
13:19