When the sun goes down over large swathes of the developing world, the 1.3 billion people currently living without access to an electricity connection are plunged into darkness. According to figures ...

Fifty solar lamps were installed at a cost of Rs 6.4 lakh in 2010 “GEDA must maintain these lamps for five years, but MMC did not pursue the matter despite reminders,” said Coutinho. MMC chairperson ...

Solar day lamps (SDL) are simple and cost-effective. A few examples of SDLs have been described in [1], [2] and [3]. An SDL without any energy storage element suffers from frequent changes in the ...

Solar lights absorb the sun’s energy during the day and store it in a battery that can generate light once darkness falls. Like solar panels used to generate electricity, solar lights use photovoltaic ...

After the sun went down on Balla village nestled in the Himalayan slopes in the northern state of Himachal Pradesh, people never ventured out. “We used to be scared. This is a lonely area and wild ...

This series has been, for me, an exhilarating journey through two million years of human endeavour, passion and ingenuity. We began in East Africa with a chopping tool - a roughly shaped stone that ...

MANILA, Philippines – Fifty-year-old Aeta grandmother Evelyn Clemente never imagined she would one day learn how to install solar-powered lamps. But on Monday, March 16, she and 3 other Aeta women ...