An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is perceived as a black-and-white line drawing filled with hundreds of cartoon ...

This cloud of orange and red, part of the Sh2-284 nebula, is shown here in spectacular detail using data from the VLT Survey Telescope, hosted by the European Southern Observatory (ESO). This nebula ...

Cute Cat Looks Like He's Always Smiling and People Can't Get Enough originally appeared on PetHelpful. If you're a pet parent, you know that animals can smile. Dogs smile when they're happy, and so do ...