Content about Electromagnetism

EDEN PRAIRIE, Minn. -- Strictly speaking, television is a pulsating blue light, which is why from the outside of a house, it makes it look as though the entire living room or bedroom is glowing blue while turned on. That's the basic principal behind a new device designed to ward off burglars.

FakeTV, manufactured by Hydreon Corp., uses LEDs to simulate the light produced by a television set, using a built-in computer to produce effects that emulate variations in light and color that come from scene changes, camera pans, fades, flicks and on-screen motion.

Portable power is the growth area of the battery category. While sales of alkaline batteries remain challenged, rechargeable batteries and chargers are becoming a bigger part of the category.

“This year, we expect overall revenue for primary alkaline batteries to decline about 3% as fierce competition among manufacturers continues to pressure pricing for round cells,” said Tim Doyle, a Consumer Electronics Association spokesman.

PHOENIX — Arizona Sunwash has announced the launch of Solise, which it is positioning as the world's first body wash and hand wash that combines cleansing with long-lasting UVA/UVB SPF 15 sunscreen.

"Our unique formula employs natural soy emollients to bind the sunscreen with the body's natural oils. You simply lather, rinse and towel-dry as usual for full SPF 15 protection. Solise leaves your skin soft and smooth without the greasy residue typical of most sunscreens," said Michael Doyle, partner of Arizona Sunwash and creator of Solise's emulsion formula.

BETHEL, Conn. — A new lineup of Duracell power inverters and laptop power adapters has been introduced for a spring launch. This is the first line to market advanced USB 2.1 Amp charging ports across inverters and laptop adapters.