Re.photos: This website lets anyone create and share then-and-now photos

If you're both a photography fan and history buff, then you might want to check out a platform called re.photos. The website/social network, which launched a couple of months ago, allows anyone to share interactive then-and-now images--so-called "rephotography"--that compare a modern version of a location or subject with an older image of the same spot. Re.photos is the brainchild of retired computer science professor Oliver Vornberger, and it's extremely easy to use. Users simply upload both a ...