Whatever your idea — two-legged chairs, tubes of squeezable pizza or a new form of bitcoin — you have to ask yourself a few important questions before you get started.
Why do things cost what they cost? And what makes people willing to pay the price? Turns out, at least when it comes to pizza, there’s a lot more to it than just dough, sauce and cheese.
To help fight wildfires, officials often dump orange fire retardant from planes. But some Forest Service employees argue the substance doesn't work as promised.
