The problem with augmented reality is that most applications, especially games, require heavy user interaction. Disney Research has figured out how to make these virtual characters intelligently interact with real-life objects. For example, a character can walk around un-even stairs / slopes, or be pushed away by collisions with real-world objects like a ball. These algorithms can automatically "animate a new character, and imbue its motion with adaption to environments and reactions to perturbations from the real world." Click here for the first image in today's viral picture gallery. Continue reading for the five most popular viral videos today, including one of molten salt versus clear ice.