[Copper’s Surprising Reaction to Strong Magnets | Force Field Motion Dampening] (Viewer #1,150,285)
I’ve dropped a magnet down a copper tube before, which is cool slow-mo fun, but I didn’t know about the braking action of hurling a magnet at a copper disk.

The Straight Line of the Day seems to be missing. Anybody seen it?
Holiday today.
It’ll be back tomorrow
George Washington famously didn’t even take Christmas off. [Harrumph]
In Britain Christmas was celebrated with a lot of eggnog. and whiskey. and ale. Our forefathers wanted nothing to do with a holiday celebrated with drunken debauchery.
OTOH the last union job I had didn’t get this holiday off either.
I thought that was the only way to celebrate a holiday.
G.W. celebrated it by killing a bunch of Hessians.
That almost brought a tear to Chuck Norris’s eye…almost.
There should have been a warning about the bird at the end of the video. You can’t just be springing things like that on people.
Thanks, Harvey. I’ve heard of magnetic braking and such, but I hadn’t sat down and tried to figure it out. Neato.