Composite sandwich structures present a lightweight alternative to metal components on Spanish bus manufacturer Ayats’ double-decker buses, starting with prototype window frame cover components (bus ...

Q: We’re in the process of designing an add-on for our home and are trying to figure out what kind of windows we want. But there are so many windows to choose from, where do we start? A: People in our ...

Replacing your old windows with new ones could make your home quieter, let in more light, keep out cold drafts, and cut your utility bill. But the most expensive replacement windows don’t necessarily ...

Q. I plan to install several replacement windows myself. What should I use to fill the gaps around the perimeter of the replacement windows and the existing window frames? A. It used to be standard ...