Or even, what the sigma?! Confused about what it might mean, or why kids are so obsessed with saying it? Here’s a quick ...

Calling a friend TJ, Curly or Crazy Legs used to be a sign of affection. Not anymore, thanks to fear of giving offense or ...

Venus, Saturn and the moon will form a triple conjunction, appearing to look like a smiley face in a sky. Here's how and when ...

A rare 'smiley face' triple conjunction is coming to Earth's morning skies on April 25, when Venus, Saturn and the crescent ...

Astronomers have found more ORCs in the years since those initial discoveries, and some of them also appear to have a galaxy ...

It’s a song every American has heard countless times, but how much do you really know about our national anthem?

Experts have revealed what the two-lined oven symbol really stands for and what function it serves when it comes to cooking.

Greek commandment Know thyself turns out to be a great modern way to become happier, more empathetic, and more successful.