The LittleSun is a solar-charged LED lamp design by Olafur Eliasson and Frederik Ottesen. It’s targeted at rural areas in developing nations where indoor light is typically provided by kerosene or ...

A solar day lamp is a simple, inexpensive device for bringing “daylight” to dark interior spaces whenever the sun is shining. This article provides complete instructions for designing lamps using both ...

Although we have entered 2012 approximately 1.5 billion people around the globe remain without access to a stable or safe source of light. Commonly in some of the world's poorest regions, kerosene ...

OCT 10 2014 – China – With the increasingly poor of the earth resources and energy the investment cost for the foundation energy become higher and higher. On the other hand all kinds of safety and ...

I was skeptical of this inflatable solar-powered lantern, but it's become a staple ...

BUDAPEST - Some guys are better than the time they live in. It's what I thought when I saw Govinda Upadhyay on stage, receiving the Change Award from the EIT (European Institute of Technology) at a ...

Here is the simple solution to make an automatic solar powered led lamp. It automatically switches on two high power White LEDs in the evening and stays on for 6 hours using a 6 volt 4.5 Ah ...

A previous Changespotting featured a link to a pleasingly simple lighting solution involving just a standard soda bottle. This WakaWaka solar LED lamp offers a complementary lighting solution that can ...

Now this is a cute little LED Lamp; so cute, that it might even replace my current Maglite. It’s super-tiny so you can fit it in your pocket with your keys, and the best thing is you don’t have to ...