Even though road signs already tend to be highly reflective, some night-time drivers still don't notice the things. New technology could help, as it causes signs to reflect in an attention-getting ...

A thin film that reflects light in intriguing ways could be used to make road signs that shine brightly and change color at night, according to a study that will be published on Aug. 9 in Science ...

HI, TECH. YEAH, WE CAN SHOW YOU WHAT THAT LOOKS LIKE. TY. THE SIGNS WE’RE TALKING ABOUT HERE ARE THOSE ELECTRONIC ONES YOU SEE ALONG THE HIGHWAY THAT DISPLAY MESSAGES LIKE THIS HERE. MORE THAN TWO ...

Q: Road signs in construction zones are orange. Aside from color, some look like “mandatory” black-and-white signs, while others look like the yellow “advisory” cautionary and warning signs. So, are ...

A highway warning sign urges extra caution for motorcyclists driving through a construction zone in Kennewick. Tri-City Herald file Q: Road signs in construction zones are orange. Aside from color, ...