After five years and over 40 teams, NASA is holding the final round of their robot competition.The contest intends to develop technologies whichwill be used in future robotic devices for space traveland exploration.These bots in particular are designed to collect and return samples.The three-day event will challenge the teams and their robots with 10 different samples ofunknown shape, size, and location.Once it begins, they will have two hours to see what their bots find and collect.