Black-and-white photos have their own nostalgic charm, but sometimes they can feel a little distant, like glimpses of a world we can’t quite connect with. Now, imagine seeing those same vintage ...

But its images aren't only scientifically useful ... "We are using that relationship with wavelengths and the color of light, and we're just applying that to the infrared," Pagan said.

Under normal illumination, white light has many colors mixed together ... odd is that the training was on printed pictures of faces using a four-color ink process. So it seems like pointing ...