tags: soap bubble science, physics, science, surface tension, Keith Johnson, streaming video
This is a really interesting video about soap bubbles -- how they work and what we can do with them. The slow motion footage of a bursting bubble is especially interesting to watch.
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tags: hummingbird, physics, science, surface tension, Keith Johnson, streaming video
A flying hummingbird flaps its wings up to 70 times per second (its heart rate can reach 1,260 beats per minute). This video slows down a flying hummingbird so we can watch how it flies and hovers in front of a…
tags: magic milk, surface tension, physics, streaming video
This is a really interesting video that shows a fun science experiment that you can do in your kitchen using all that extra milk that you have hanging around in the refrigerator -- this is especially good entertainment when the conquering…
After our disastrous chick lab — it turns out that getting fertilized chicken eggs shipped to remote Morris, Minnesota during a blizzard is a formula for generating dead embryos — the final developmental biology lab for the semester is an easy one. I lectured the students on structuralism and how…
As mentioned earlier, the younger Free-Ride offspring's first grade class is learning about states of matter. We continue to get reports back about the content of these lessons, and then the sprogs set about trying to extend them ... in ways that suit their aesthetics more than their parents'…
One of the coolest things I've ever watched...thanks.