Baseball fans and physics fans may find this interesting

[Gutenberg]

All sorts of scholarly stuff on the physics of pitching, spin on a ball, the sweet spot of a bat, the differences between aluminum and wooden bats, and some practical reasons not to use a corked bat:

http://www.npl.uiuc.edu/%7Ea-nathan/pob/

[mattkime]

thats great and all, but its missing info in steroids.

[N-OS X-tasy!]

That's biochemistry, not physics.