Water from sun
Idling costs
Streamlining current
A hearty solution
Flashy fleet
Slender beams
Advent of plastic electronics
Spiked petrol
The power of urine
Danger sensors
Sunny gains
Electronic firms see a hot market in solar power generation systems
Finally, some cheer
Fuelling a revolution
"Elephant grass" can be a potential source of power
Hot electricity
Power of wood
Ready for Y2K
Made to order
Technologies developed keeping rural India in mind
Diamond clear
Alternative technology
Plan for tomorrow