Smarter Every Day at the Motocross Track

There are some really good YouTube video sites. My favorite science channel must be Smarter Every Day. In 3-8 minutes, Destin finds some interesting thing to describe and investigate. His giddy enthusiasm, unfailing wonder and wholesome, humble southern demeanor make it awesome*.
(Having a $100,000 camera that shoots 250,000 frames per second doesn't hurt, either.)
Here is Destin investigating angular momentum at the motocross track.

*Destin-approved vocabulary

Having watched every video, here is my annotated list of Smarter Every Day episodes.

You Think You're Clever?

Popular Mechanics has been clever since 1910.

How is Work?

Have you heard of TED talks? Do you know people who won't shut up about TED talks. Well, you're right they can be overplayed and the moments of genius seem to be in decline. Even so, there are gems. Cringing awkward storytelling mixed with crisp insight: here is my favorite from six years ago.

If you want to know more about Mike Rowe and the state of work in North America, go here. For more stories, go here.

What's so bad about work, anyway? John Calvin got it right five hundred years ago. Work is only secondarily that stuff we do to put food on the table. “Follow your passions”, “Do what you love and the money will follow”: that's the third priority, at best. No, work is how we serve one another and a practical way to show love.

Are There Moral Facts?

Compare

Fact: Something that is true about a subject and can be tested or proven.

Opinion: What someone thinks, feels, or believes.

With

-Copying homework assignments is wrong.

-Cursing in school is inappropriate behavior.

-All men are created equal.

One of them must be wrong.