I've been hearing strange wind stories all my life. The best ones are both wildly improbable but still true, like how the Empire State Building gets hit by wafts of barley flying in on jet streams from Iowa, or how tons of sand from the Saharan desert rain down every year onto Brazilian rainforests. You never know what the wind will bring. The wind decides.
If you need an MRI of your knee in Colorado, the price varies — a lot.
You can pay anywhere from $350 to $2,336. It's a huge range, but the truly remarkable thing about the prices is that we know them at all.
Prices for health care aren't public in most places, making shopping for the best deal nearly impossible. And patients pay different amounts for the same procedure based on their insurance coverage, too.
Election Day 2012 is just around the corner, and many Americans will be casting their ballots on electronic voting machines. But how reliable are these devices? Michael Alvarez, professor of political science at Caltech, discusses the technologies at your polling station.