The Halliday Glasses projector beams visuals right into the user’s eye rather than expensive waveguide technology that’s etched onto the glass. That makes it simple to use prescription lenses ...

This film by Sally Aitken follows a hummingbird rescue center and the woman who tends to its denizens with immense care. By Alissa Wilkinson When you purchase a ticket for an independently ...

State Key Laboratory of Chemical Resource Engineering, College of Chemistry, Beijing University of Chemical Technology, Beijing 100029, China ...

The results are pretty awesome — but if you’re without a laser, he also has an excellent tutorial on DIY metal SMT stencils by chemically etching soda can metal! Alternatively, it’s possible ...