All posts in Solar
A new solar-powered evaporator could soon bring freshwater to millions of needy people
One in five people around the world lack regular access to freshwater, which makes up just 3% of the world’s water sources. Most of the 1.5 billion or so people who need to go without freshwater, however, live in arid
Can railways be fully solar-powered?
Trains are the most efficient mode of transportation we have. They can be even more efficient.
Solar panels could soon be transparent enough to be windows
Currently, many new panel designs are opaque, which prevents them from being integrated into everyday objects.
Arid lands are ideal for solar now but face a cloudy tomorrow
"Semiarid places are now like students who get an A nearly every day,” says Princeton's Dr. Amilcare Porporato. Yet climate change may turn their solar-energy grades to Bs or Cs.
‘Smart bricks’ could work to store energy in buildings
“Our method works with regular brick or recycled bricks, and we can make our own bricks as well,” says Julio D'Arcy of Washington University.
A new device harnesses shadows to generate electricity
A major drawback to solar energy that it does not work in the shade. Enter the shadow-effect energy generator.