Two rare skin conditions made it impossible for 7-year-old Carter to close his eyes. Our investigators take an in-depth look ...

A rare 'smiley face' triple conjunction is coming to Earth's morning skies on April 25, when Venus, Saturn and the crescent moon form a celestial smirk near the horizon.

Red sprites have been captured on camera in Western Australia's Kimberley. But how? Here's some advice from an expert weather ...

The solar eruption set Earth's skies ablaze, with vibrant auroras visible across the Northern and Southern Hemispheres.