Wednesday, December 21, 2011

Cool!

Take a short length of ordinary copper pipe, and a small stack of powerful neodymium magnets.  Drop the magnets through the pipe, and watch them fall far more slowly than usual.  Why?  Magnetic braking due to the induced eddy currents in the pipe.  Awesome!


Chipping Away at Our Freedoms...

The Department of Justice is going after three blogs: the three blogs that first published the release of the ClimateGate2 emails.

Our Founding Fathers wouldn't even recognize their country today.  The freedom of speech that they so carefully bequeathed to us is eroding in front of our faces...

Flash Mob...

Reader and colleague Doug S. passes along this flash mob, from Lawrence, Kansas:

A Marine's Christmas...

Master Sgt. Allen, currently on duty in Afghanistan, sings to his family back home:




I can't find the words to express my pride and admiration for the finest warriors the world has ever seen...