Turning an old ambulance into an RV camper
Interesting… This can’t be fuel-efficient at all, right?
Aircraft wheels during touchdown in slow motion
This is the best video. And it's long too.
How bicycle wheels are made
This isn't a new episode but the How It's Made YouTube channel has slowly been uploading HD videos of their past episodes so this one is worth re-watching in full clarity. Here's how an aluminum bicycle wheel is made.