American Institute of Physics

New aluminum alloy stores hydrogen

We use aluminum to make planes lightweight, store sodas in recyclable containers, keep the walls of our homes energy efficient and ensure that the Thanksgiving turkey is cooked to perfection. Now, thanks ...

Nov 05, 2013 4.5 / 5 (12) 1 | with audio podcast

Low-priced plastic photovoltaics

Photovoltaic devices, which tap the power of the sun and convert it to electricity, offer a green—and potentially unlimited—alternative to fossil fuel use. So why haven't solar technologies been more ...

Oct 22, 2013 4.5 / 5 (11) 2 | with audio podcast

Sound bullets in water

Sound waves are commonly used in applications ranging from ultrasound imaging to hyperthermia therapy, in which high temperatures are induced, for example, in tumors to destroy them. In 2010, researchers at Caltech led by ...

Nov 19, 2012 5 / 5 (9) 0 | with audio podcast

Growing thin films of germanium

Researchers have developed a new technique to produce thin films of germanium crystals—key components for next-generation electronic devices such as advanced large-scale integrated circuits and flexible ...

Sep 06, 2013 4.5 / 5 (10) 0 | with audio podcast

Ultra-thin wires for quantum computing

Take a fine strand of silica fiber, attach it at each end to a slow-turning motor, gently torture it over an unflickering flame until it just about reaches its melting point and then pull it apart. The middle ...

Jun 17, 2014 5 / 5 (9) 1

To touch the microcosmos

What if you could reach through a microscope to touch and feel the microscopic structures under the lens? In a breakthrough that may usher in a new era in the exploration of the worlds that are a million ...

Sep 13, 2013 5 / 5 (8) 0 | with audio podcast