60 ideas about #energy have been added on IdeaMill.
The greatest challenge of renewable energy is finding a sustainable way to... Read more
Dynamo powered walkie talkies
Battery-powered walkie-talkies are good. However, they can run out of juice at... Read more

Can we generate electricity from urine?
There are several sources of electric energy, from the sun, manure, onions,... Read more
solar powered tents
Interior lights and phone charger – no problem. With a solar-powered tent,... Read more

Portable mini hydro power plant
A mini hydroelectric power plant, which can be deployed to an place... Read more
office chairs that convert into a beds
No need for a nap room; an office #chairbed allows employees to... Read more
LPG powered cars
Liquid petroleum gas is a greener alternative fuel to gasoline and diesel. Read more

A solar powered car AC unit
You don’t have to worry about draining your car battery during hot... Read more

Solar-powered speedboats
These would be cool if you could go on long trips on... Read more
Liquid-cooled LED lights
Liquid-cooled LED light bulbs could be more efficient than the current ones... Read more

Matter is just stored energy that makes time go slower
Interesting idea, not mine but I can’t remember who said something like... Read more
nuclear power stations for lunar surface missions
I heard NASA was hoping to deploy such a system by 2030.... Read more
