A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

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 ...

Researchers discover a new color outside the range of human color vision, but you have to laser your retinas to see it ...

Ahead of its season 2 premiere, refresh yourself on where the antiheroes populating 'The Last of Us' stand in the series' ...