AS A KID, I was beguiled by the prisms you could buy in science stores. They made a toy of the light. Today, I get the same nerdy kick from glass block, the way it garbles objects on the other side of ...

Have you ever wondered if glass block windows are going out of style? After all, they've been around for ages and are sometimes associated with more dated designs. However, these windows actually ...

Q: My house needs more efficient windows. I live alone, so I am considering some glass block windows for security. Are they very efficient and how can I have some summertime ventilation with them? A: ...

Q.I am concerned about the security and efficiency of some of my old single-pane, first-floor windows. I think glass block windows would be more secure. Are they efficient and can I install them ...

Dear Jim: I want to replace some old single-pane, first-floor windows with glass-block windows for security. Are they as efficient as other new windows, can they be opened and can I install them ...

Add Yahoo as a preferred source to see more of our stories on Google. Green plants and shelf in front of glass block windows - Ina Smirnova/Getty Images Glass block windows were trendy in the 1980s, ...

Q: I am considering installing glass block windows on some first floor ones for security. Is the solid glass energy efficient and can I have some summertime ventilation with them? A: From a security ...