Energy

New way to protect perovskite from water

New way to protect perovskite from water

Harvesting sunlight and using it to power our homes and devices is a reality today. Generally, most commercial solar cells are made of silicon. However, a...
If sea slugs take ‘eternal energy’ from algae, can we

If sea slugs take ‘eternal energy’ from algae, can we?

Certain sea slugs suck raw materials from algae to provide a lifetime supply of solar-powered energy, according to new research. That’s kind of like attaching...

If sea slugs take ‘eternal energy’ from algae, can we

Certain sea slugs suck raw materials from algae to provide a lifetime supply of solar-powered energy, according to new research. That’s kind of like attaching...
Water-based battery stores green energy for later

Water-based battery stores green energy for later

A new water-based battery could provide a cheap way to store wind or solar energy for later, researchers say. The battery stores energy generated when...
Engineers upgrade ancient, sun-powered tech to purify water with near-perfect efficiency

Engineers upgrade ancient, sun-powered tech to purify water with near-perfect efficiency

The idea of using energy from the sun to evaporate and purify water is ancient. The Greek philosopher Aristotle reportedly described such a process more...

Harvesting clean hydrogen fuel through artificial photosynthesis

A new, stable artificial photosynthesis device doubles the efficiency of harnessing sunlight to break apart both fresh and salt water, generating hydrogen that can...
Solar powered sea slugs shed light on search for perpetual green energy

Solar powered sea slugs shed light on search for perpetual green energy

Near-shore animal becomes plant-like after pilfering tiny solar panels and storing them in its gut In an amazing achievement akin to adding solar panels to...

Nuclear fission system could power crewed missions to Moon, Mars and beyond

NASA and the Department of Energy’s National Nuclear Security Administration (NNSA) have successfully demonstrated a new nuclear reactor power system that could enable long-duration crewed...

How to assess new solar technologies

Which is a better deal: an established, off-the-shelf type of solar panel or a cutting-edge type that delivers more power for a given area...
New water-based battery offers large-scale energy storage

New water-based battery offers large-scale energy storage

What is now a prototype could one day lead to an industrial-grade system to store alternative energy to feed into the electric grid Stanford researchers...