Skip to main content

All Questions

2 votes
1 answer
2k views

Can solar panels cool the atmosphere? [duplicate]

I am just curious if solar panels, because they absorb radiation, cool the atmosphere. If there were enough of them, would the temperature be different? I'm not a physicist or student.
kfreeman's user avatar
4 votes
3 answers
4k views

Can aurorae/northern lights be used as an energy source?

Their temperature is high, they have high velocity. Can they be used as an source of energy? If not why? If yes how?
sanyam sharma's user avatar
13 votes
2 answers
931 views

Energy from man-made tornadoes

Peter Thiel just paid $300,000 to Canadian inventor Louis Michaud who is working to construct useful "man-made tornadoes" or "atmospheric vortex engines" which could be components of future power ...
Luboš Motl's user avatar
0 votes
2 answers
289 views

Is a photovoltaic cell on an artificial satellite the same construction as one used on Earth's surface?

Are photovoltaic cell arrays on a satellite the same that are used within Earth, or is there some difference in their construction given the differing environment in which they are to operate? Does ...
Everyone's user avatar
  • 4,723
2 votes
3 answers
352 views

Lightning Power?

What is the power source of a lightning? It doesn't consume fuel, nor an atomic fission/fusion, but it discharges a large amount of energy. Is it feasible to create an artificial lightning using the ...
John Isaiah Carmona's user avatar