from the digital-erosion dept.
SEWilco writes "A study by the Library of Congress has found that many audio recordings are being lost due to copyright restrictions and temporary media. Old audio recordings are protected by a various US state copyrights, so it's hard for preservationists to get and copy material. Recent data is threatened by being put on writable CDs, because CD-Rs begin to lose data after a few years, so recordings from as recently as 9/11 and the 2008 elections are already at risk."
Today's scientific question is: What in the world is electricity?
And where does it go after it leaves the toaster?
-- Dave Barry, "What is Electricity?"