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Jellyfish lack brains, yet carry out sophisticated functions and a complex reproductive cycle.Read more about the nervous system that makes that possible in this post for PBS Nature.

Known for its trendy art galleries and installations, Marfa also boasts beauty of another kind: in the landscape. See it on a tour with Rangefinder West Texas Expeditions.

Thanks to climate change, we'll be paying a lot more for a cold beer. That's bad news not just for beer drinkers but also for the sizeable industries that make, move and serve it. Read more here .