It's another weekend and all of you know what that means...  Lazy Weekend Links.  Check out this weekend's hit list:

Here is a vid where a pile of salt is transformed into different, intricate patterns by altering sound waves.  You might want to cover your ears near the end because it does get high-pitched.

We are always trying to come up with that one million dollar idea so we can strike it rich and retire by the age of 30.  Check out the humorous inventions at Patently Silly and see if your million dollar idea has already been taken.

Here are cool pics of a cardboard reflex camera.  I might have to make one of these for myself.  [via]

13-year-old, Katharine "Kerry" Close, was crowned the 2006 Scripps National Spelling Bee champion last night on prime-time television.  Kerry out-spelled, native Canadian, Finola Hackett.  The winning word was ursprache.  How is that spelled?  U-R-S-P-R-A-C-H-E :)

Did anybody make bets on who would win the bee last night?  Some online gamblers did.  I had my money on Finola.  [via]

"A congestion-beating project has been launched that could lead to some of the UK's 9,000 miles (14,500km) of disused railway being paved with rubber."  [Link]

Here is a high-tech tabletop that makes group projects a lot easier:

Mitsubishi's DiamondTouch displays a PC screen on a high-tech tabletop. People sitting around it use their fingers to create and manipulate projected virtual objects, with the system knowing whose fingers did what thanks to small currents of electricity that flow through the chairs.

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