Q: We have an older, wooden 15-pane glass door we removed from a bedroom. We would like to recycle it as the door to a bright bathroom that leads to a dark hallway to add some natural light. How do we ...

This is a hack that can be used for good or evil. You may have a good reason for needing to see through a frosted glass window or you may be Penn Badgley’s character in You. The hack works either way.

Frosted glass is cool, but it seems to defeat the actual purpose of glass, which is seeing the things behind it. It turns out, you can make frosted glass truly transparent with just a bit of tape.