The light fixtures in our homes are often something we take for granted. They’re on the wall or hanging from the ceiling, ...

If unanticipated expenses exceed your emergency fund, here’s a look at where to go next. Emergency funds should be held outside of tax-sheltered wrappers and include highly liquid investments ...

Other light sources, such as bright floodlights and illuminated doorbells to decorative lights in yards and gardens, made up about a quarter of the lights observed.

World's first practical surface-emitting laser for optical fiber communications developed: advancing miniaturization, energy efficiency, and cost reduction of light sources Peer-Reviewed ...

Contact lenses have enabled people to see beyond the visible light range, picking up flickers of infrared light even in the dark – or with their eyes closed.

10 sources of emergency cash, ranked from best to worst There are several options for coming up with emergency cash, but some have a downside. (Mark Lennihan / Associated Press) ...

Ten sources of emergency cash, ranked from best to worst. If unanticipated expenses exceed your emergency fund, here’s a look at where to go next.

If unanticipated expenses exceed your emergency fund, here’s a look at where to go next. 1. Your own emergency fund/short-term securities Emergency funds should be held outside of tax-sheltered ...