Are you still confused about what, exactly, water bears are? Or, frankly, why you should care? They have eight legs! And can survive space! And inspired PuppeTyranny to not just produce their 2011 Philly Fringe show Water Bears in Space but also to create this handy Twitter feed where you can learn all sorts of facts about their teeny tiny inspirations. Water bears are cool.

Water Bears in Space runs September 3 at 10:00 pm, and September 5, 12, 14, 15, and 16 at 7:00 pm, Circle of Hope, Broad and Washington Streets, South Philadelphia. $10.