Harvard Natural Sciences Lecture Demonstrations
@natscidemos
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About Harvard Natural Sciences Lecture Demonstrations
The official YouTube channel of Harvard Natural Science Lecture Demonstrations. Here we have collected as a resource for science instructors short pieces that show some of our demonstration experiments. Most of the entries here link to more detailed descriptions of the demos on our website.
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Latest Video
Radon Progeny Decay
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The page combines cached API data and fast refresh polling to stay responsive while still tracking changes closely. Exact public YouTube counts can lag, but the page updates far more frequently than the default channel view.
The chart appends new subscriber readings every few seconds. That gives you a rolling growth trace instead of a static count snapshot.
Yes. The embed panel on this page includes both the iframe snippet for websites and the direct URL for OBS or other browser-source tools.