Ocean waves are one of the most abundant and predictable renewable energy sources on the planet, yet efficiently harnessing their power remains a major challenge. Traditional devices typically operate ...

Sunbeams contain a lot of energy. But current technology for harvesting solar power doesn't capture as much as it could. Now, in ACS Applied Materials & Interfaces, researchers report that gold ...

Though the sun produces more energy than we would ever need on Earth, current ...

The result: a solar cell efficiency of 11.02% recorded during laboratory testing, with an independently certified result of ...

A single gold nanoparticle tends to absorb within a narrow band. Much of its strongest response sits in visible wavelengths.

Energy efficiency is a transformative, low-cost solution that can fast-track access to affordable and secure energy and boost economic growth. Amid soaring power demand, driven in part by air ...

In the U.K., 28 million households consume 25% of the total energy and contribute to 25% of the carbon emissions. Focusing on sustainability and energy efficiency within the building sector is vital ...

Two-thirds of the world’s energy is wasted. Energy efficiency opens up immense opportunities for growth, energy security, and the environment. Energy efficiency is a key element of the World Bank ...

Energy-saving light bulbs (C and L) and an incandescent one (R) are seen on December 17, 2008 in Molsheim, eastern France, at French light bulbs firm Osram factory. The European Union (UE) decided to ...

Research from The University of Osaka highlights a new model of a gyroscopic wave energy converter. The device was shown to ...