Newly released images of Mars reveal a "smiley" salt deposit on the Red Planet's surface. A related study suggests that similar deposits, which were left behind from ancient lakes, may be a good place ...

Posts claiming a celestial "smiley face” will light up the night sky over Christmas aren't true. But the Christmas Tree ...

From your WhatsApp messages to your work emails, it can sometimes feel like emoji are everywhere you look. But tonight, a rare astronomical display will take this to new levels - as an ...