Outer space is full of mysteries. Think about it: According to NASA, there could be as many as 100 billion solar systems in the Milky Way, and hundreds of billions of other galaxies in the universe.

An Ohio family has turned crocheted Halloween costumes into a tradition. This year, the devoted mom pulled out all the stops with handcrafted Alien vs. Predator outfits for her little ones. Stephanie ...

This Halloween, you plan on having a costume that is truly out of this world. No, seriously — you plan on going as an alien. Since we have yet to discover any otherworldly neighbors, this is the ...