When you hear a word virus, you are usually thinking of tiny ugly creatures messing with your body and health, but wait until you see these gorgeous glass replicas of human viruses.
Gmail predicts which emails might be of high importance to you so it marks them as important with a yellow icon. If your inbox ends up full of so called important emails, this is how you disable this feature.
This is how our bellowed planet looks like on Martian twilight sky. It's the brightest point of light in the sky, and NASA's curiosity rover took a picture.
