To change the ghost icon into a photo of you (or a series of them), click the ghost icon at the top center of the main screen. From there, tap the white ghost QR code icon and you’ll be prompted to ...

What’s a strand of DNA but data? We often think of its units, the As, Cs, Ts, and Gs, as letters of the words in an instruction manual. But what if, instead, we think of them as biological computer ...