Mr. BERNS: We can see that, in fact, this quinacridone violet is really a very bad match under gallery lighting.

NPR: Using Science to Rescue Art

Clad in brilliant red EMI shielding and featuring glowing LED lighting, the Sound Blaster Zx is the bad boy of the bunch, with an attention-grabbing design that ideally complements any power gaming rig.

ENGADGET: Creative reveals Sound Blaster ZxR, Zx, and Z PCI-Express sound cards, pumps up the volume

While Don Holder's sensitive lighting enriches the stage pictures, it's too bad it couldn't somehow pinpoint and highlight the foot focus of Ms. Tharp's dramatic action.

WSJ: Twyla Tharp's The Princess & the Goblin | Atlanta Ballet | The Kids Are All Right | Ballet Review by Robert Greskovic

Wider use in general lighting for homes and businesses has been held back by high prices, poor light quality and bad colors.

WSJ: The Math Changes on Bulbs

CO2 emissions are said to cause climate change, climate change could be a bad, even catastrophic, thing thus we need to think about the way in which we provide our heating, lighting etc.

FORBES: Wind Power's Just Too Expensive To Actually Use