Microbial photography. It’s a thing.
Right now, there’s a good chance that you have a sophisticated digital camera in your pocket, in the shape of a smartphone.
There’s also a high likelihood that it has a lens on both its front and back surfaces, enabling that extraordinary 21st-century technological breakthrough, the selfie.
We’re not sure how they worked it out, but it was estimated that as of December last year, there were 282 million selfies on Instagram.
It’s certainly come a long way since 1826 (or perhaps 1827) when the Frenchman Joseph Nicéphore Niépce took what is now the earliest surviving photograph made in a camera.
It wasn’t a selfie, of course, but the view from his window in the Burgundy region of France recorded on a piece of polished pewter coated with a type of bitumen, and apparently requiring an exposure of several days.
Not very practical for that duck face thing, then.
It took a while, but photography slowly – then rapidly – evolved, using a wide range of techniques that all basically boiled down to chemicals changing color in the presence of light.
However, maybe you’re thinking along the same lines as us: if chemicals can do this, what about bacteria? Continue reading “Do Bacteria Say Cheese When They Have Their Photo Taken?”