Recent content by longdongdaddy

:grumpy: That's right, go on and dash all their dreams. That'll convince them to become the next generation astrophysicists. Nothing wrong with a little flight of fancy once in a while. Beats the tedium of real physics any day.

magnetohydrodynamic generator I have an idea, .. ...it's a sponge. It acts like a magnet when picking up spilled water. Or maybe it's Bounty paper towels.

Eureka, I've got it! If you take the Biot Savart and rip out the i, and the ds, then shove a v in it somewhere, you get the B field.