For those who haven’t heard of Michelin’s Tweel, it’s basically tire technology that does not use a bladder full of compressed air, thus it cannot burst, leak pressure, or become flat. Instead, the Tweel assembly’s inner hub connects to flexible polyurethane spokes which are used to support an outer rim and these engineered compliant components assume the shock-absorbing role provided by the compressed air in a traditional tire. Now, the company has pit their technology against three conventional tires mounted on loaders. Click here to view the first image in today’s viral picture gallery. Continue reading for the five most popular viral videos today, including one showing how to build your own PC case from scratch.