While setting up a timelapse to photograph the Milky Way and airglow, Watson unexpectedly recorded ghostly green ripples ...

Fear not, though – you can view your iPhoto images in all their side-by-side glory with a simple workaround, without having to turn to third-party apps like Pic Jointer or PhotoJoiner on the App ...

Windows only: Radical Image Optimization Tool makes it easy to see how compression affects the image quality of the pictures you're optimizing with a handy side-by-side interface. Sample photo by ...

The ripples suggest that the lake was free of ice at one point. Today, we know of Mars as a cold, dry desert, with patches of subterranean ice and ice caps at its poles. Billions of years ago ...