Welcome back to the Abstract! Here are the studies this week that balanced it out, performed evasive maneuvers, decorated a love shack, and bred inside bones.First, scientists discover a new “triple symmetry” on Earth that nobody can explain. Then: female dolphins keep tabs on coercive males, bowerbirds turn urban trash into urbane treasure, and the housing opportunities provided by dead dinos.As always, for more of my work, check out my book Fi…