As sunlight passes through a building's windows it can cause indoor temperatures to rise, to the point that the structure's power-hungry air conditioning system has to be used. A new switchable window ...

The new dynamic windows would be able to switch between a normal transparent mode that lets in light and heat, a mode that blocks heat but remains transparent to light, and a tinted mode that blocks ...

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 ...