Fuel cells, which generate electricity from chemical reactions without harmful emissions, have the potential to power everything from cars to portable electronics, and could be cleaner and more ...

Analyzing claims about capacity, heat tolerance, and weather resistance, the piece reveals that many advantages of composite ...

Like all metals, silver, copper, and gold are conductors. Electrons flow across them, carrying heat and electricity. While gold is a good conductor under any conditions, some materials have the ...

Normally metals and insulators sit at opposite ends of a spectrum of conductivity, but researchers have discovered a material that can switch between those states freely, even at room temperature. The ...

Carbon nanotubes theoretically can carry 1,000 times more electric current than a metal conductor of the same size, so researchers hope they might replace copper wiring in future nanoscale electronics ...

PITTSBURGH (Nov. 13, 2019) -- Each year, consumers ask more of electronic displays, wanting them bigger, brighter, and even flexible. Displays from smartwatches to 4K TVs currently consist of organic ...

With the rapid advancement of wearable technologies, the mechanical properties of stretchable electronics have greatly improved, driving the development of robust electronic interfaces for sensing and ...

In this interactive activity adapted from NOVA Online, learn how a typical photovoltaic cell converts solar energy into electricity. Explore the components of a photovoltaic cell, including the ...