Contrary to popular belief, you can't judge a tire by its cover. Researchers and most experts agree that along with tread depth and proper tire maintenance, tire age is also crucial to your safety on the road.
This tire was bought as new -- it has never been on the road -- but was nearly 14 years old when purchased. Despite its deep treads, this tire's inside layers have been slowly decomposing and drying out, what experts say make it like "a ticking time bomb." (ABC News)