The Ann Arbor school announced Tuesday that it has installed a toilet and urinal in a campus engineering building that take aim at converting human urine into fertilizers. The split-bowl toilet is designed to send solid waste to a treatment plant, but route urine to a holding tank downstairs.

When the temperature drops below 32 degrees, who doesn't think twice about warming up their car? A couple minutes of added comfort cost one Michigan man $128, however. Taylor Trupiano went outside to his driveway last week, put the key into the car's ignition, started it up and walked away -- likely a common practice for many people this time of year.