Car Depreciation Costs You More Than Gas

Really. Your car will cost you about $4000 a year for depreciation over 5 years. Even at $3 a gallon, you'll only spend about $1800 a ye...

We'll run out of oil in 50 years.

While we're talking cubic miles here, consider this: World consumption of oil is about 30 billion barrels per year. One barrel of oil is...