Visualizers used to be very much in vogue, something you’d gasp in at amazement when you’d fire up Winamp or Windows Media ...

When it comes to making things that glow, there are two ways to stand out from the crowd. You can make something very big, or something very small. [DIY GUY Chris] has done the latter, producing a ...

While smartphones technically give us a flashlight in our pockets wherever we go, they work largely for finding your keys under a movie theater seat or helping you reach the light switch in a pitch ...

Abstract: As the activeness of most species and plants depends on illumination and brightness of the Sun, sun cells a efficient during day. Moreover, the solar arrays cost less if they operate at ...