Add Yahoo as a preferred source to see more of our stories on Google. Molecule by molecule, snowflakes grow from water vapors in the air and eventually fall to earth. After getting slammed with nearly ...

ARE these bubbles, bacteria or perhaps space rocks? No – they’re human tears as you’ve never seen them before. Each disc is a tear droplet that has been pipetted onto a glass slide, allowed to ...

With a camera-equipped microscope of his own making, Kenneth G. Libbrecht shoots some of the world’s most stunning photographs of snowflakes. Since October, four of the physicist’s images have adorned ...