A rare celestial event on April 24-25 will give skygazers a creative way to see a smiley face in the early morning sky.

Look to the eastern sky, and a clear horizon will show you this unusual, grinning planet alignment thanks to the crescent ...

But rather than just putting the option in the settings menu, Facebook tasks you with sending the crescent moon emoji in any chat, at which point a bunch of moons will fall from the top of the ...