Swinging — the practice of an otherwise committed couple engaging in sex with other people — appears to be on the rise in Australia. Experts say it may be due to the growing acceptance of concepts ...

This week, see what makes loggerhead sea turtles “dance,” track a cosmic “ghost particle,” uncover an ancient basilica, and more.

Internationally acclaimed violist and a familiar face to Quad City Symphony Orchestra audiences, Roberto Díaz returns to the stage for “Masterworks V: Echoes of Exploration,” according ...