USB port colors range from black and blue to red and purple. Each color has its own meaning, which is worth understanding if ...

Nearly two dozen states could catch a glimpse of the northern lights on Nov. 12, one day after the aurora borealis lit up ...

Have a USB device near you? Look closely at the port -- do you see a color? It turns out that it actually means something.

The northern lights can be seen in different colors, each color is based on the height and type of molecules hit by the charged sun electrons. The most common colors are green & yellow as the ...

Digital displays — from phones and TVs to theater projectors — fall short of showing the full spectrum of colors visible to ...