Solar bulbs from Paradise Lighting are pretty, functional and eco-friendly. They are perfect for the cottage, hung from branches gathered in an old milk can. Aaron Harris photo ...

Nokero, which claims to be the manufacturers of the world's only solar light bulb, announced on November 16 the launch of the new Nokero N200, a bulb 60 percent brighter than its predecessor the ...

The Solar Light Bulbs will be in stores tomorrow and are the perfect buy for the garden. Not only will they give your fence an instant update, but they'll also come in handy during the evenings.

Our light-bulb moment For the past 30 years, all silicon heterojunction solar cells, including the record-breaking cells, have been made using n-type silicon wafers.

DENVER — Steve Katsaros is an inventor; his Nokero Solar light bulbs are helping harness the sun in developing countries by allowing people to get rid of dangerous kerosene lamps. “People use ...

Solar-Powered Light Bulbs Illuminate Tacloban Filipino startup Liter of Light is using old plastic bottles to create solar economies in underprivileged areas. The WSJ's Jason Strother tells us how ...