Inverted Helicopters, Gears, & the Squirrel/Oak Tree Relationship

Welcome back to Science Goes Boom. We’ll begin with forensics, ballistics, and the science of airflow. Also, an inadvertent demonstration about why Covid masking was worthless:

And now let’s go back to the 1950s to learn how a vehicle’s differential works. Sometimes these older videos explain things so much better than the modern ones do:

Still not sure how we get such high-quality images of the moons of Jupiter and yet we still have no livestream webcams of our own moon, but oh well:

Creating an attack helicopter back in the days when they had ash trays on the flight panel:

Speaking of helicopters, here's how to get out of one after crashing in water:

How about the world's deepest lake, chock full of mysterious magnetic fields, sea monsters, extra large crustaceans, and maybe a few aliens:

Ain’t it something how oak trees have managed to strike the perfect symbiotic harmony with the squirrel populations to keep both of them thriving? It’s almost like they were both intelligently designed. God is awesome:

The science of making big things that go boom, disappear:

And let's end with one of the world’s most poisonous frogs, but only if you lick it. Who does that?

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Additional Homeschool Resources:

My modern war series makes a great gift for history nerds and action fans (high school and up). Available online wherever books are sold: