I’m not exaggerating 💙💙💙 #cyanotype printing is ridiculously addictive! Who else is hooked? If you’re new to this process, here’s some information about it: 💙Cyanotype is the original sun-printing process, one of the earliest photographic techniques, dating back to a process developed by Sir John Herschel in 1842 (it’s where the phrase “blueprint” comes from). Suitable for applying to both fabric and paper (as well as other objects, such as shells), the process requires two chemicals mixed i

Here’s how a 3D printer uses sunlight to turn sand into unique glass artifacts ☀️ #engineering | Interesting Engineering