Scientists have come up with the thinnest possible LEDs, which they claim are stronger and more energy efficient than the normal ones.
China, the world`s biggest polluter, plans to "go green" in the next five years.
You are probably right if you suspect that your new compact fluorescent lamp (CFL) is not as bright as the old bulb that it replaced.
Day in Pics: 25th October
Showbiz World - October 25, 2014
'Happy New Year' star cast perform in Washington