Science Corporation (what a name!) announced preliminary clinical trial results of their Prima retinal implant. Wired’s write-up goes into more detail, but the 2mm chip acts as a replacement photoreceptor in the retinas of folks who lost their central vision. After a year, some trial participants were able to read, solve crossword puzzles, and play cards. It’s not the same as normal vision — there’s no color, for instance. But it’s impressive nonetheless!