NASA’s New Horizons probe, set to fly by Pluto this July, may eventually leave the system with crowdsourced messages for extra-terrestrials.

We’ve also got some video of NASA’s flying saucer:

Robot arms are now so surgically precise they can sew skin onto a grape:

While our own eyes might be modified with bionic lenses.

Below, we leave the science for fiction, with cosplay from cons around the globe:

Bordeaux Geek Festival:

Madrid’s Expomanga:

Mexico’s Copa Cosplay Pacifico Ganadores

Indiana’s Appleseed Comic Con: