LOS ANGELES — A Southern California immigrant rights group has asked Target stores to stop selling an “illegal alien” Halloween costume it says is offensive to immigrants. The costume, posted on ...

Instead of going the scary and spooky route, add a regal touch to your Halloween get-up Yes, it's fun to channel fictional characters, historical figures, famous couples and celebrities for Halloween.

The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...