After weeks of planning, we finally bolt massive square wheels onto the Duramax and roll it into a waterlogged mud pit to see if brute geometry can beat traction. The old Mythbusters idea said speed ...

There's some questions that, while their answers seem obvious, the act of empirically proving them is an almost irresistible draw. Questions like "will eat-drinking a full pound of hot mac and cheese ...

Everyone said it couldn't be done—including the MythBusters. But we pushed a truck on square wheels to 50mph and proved them all wrong. As shutdown becomes 2nd longest ever, Johnson hints at changes ...