Photos: Gadgets to fight germs, fat, and frizz
Viatek claims its $16 Germ-Free compact fluorescent light bulb will help freshen the air and brighten a room. It uses ionic technology, a staple of Sharper Image catalogs. The key ingredient is titanium dioxide, also found in sunscreens.






















Harnessing the power of waves
Planting solar gardens
Fill your car for $1.10 a gallon?
