The electrodes for connections on the "sunny side" of a solar cell need to be not just electrically conductive, but transparent as well. As a result, electrodes are currently made either by using thin strips of silver in ...
Rosetta is making good progress in one of its key investigations, which concerns the interaction between the comet and the solar wind.
Studies find airplane crews at high altitude are exposed to potentially harmful levels of radiation from cosmic rays.
X-rays light up the surface of our sun in a bouquet of colours in this new image containing data from NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR. The high-energy X-rays seen by NuSTAR are shown in blue, while ...
Researchers at Sandia National Laboratories are working to lower the cost of solar energy systems and improve efficiencies in a big way, thanks to a system of small particles.
NASA Astronaut Scott Kelly captured this photo of an aurora from the International Space Station on June 23, 2015.
If planets had personalities, Mars would be a rock star according to recent preliminary results from NASA's MAVEN spacecraft. Mars sports a "Mohawk" of escaping atmospheric particles at its poles, "wears" a layer of metal ...
The launch of Solar Orbiter, an ESA mission to explore the Sun in unprecedented detail, is now planned to take place in October 2018. The launch was previously targeted for July 2017.
NASA's Solar Probe Plus mission—which will fly closer to the sun than any spacecraft has before—reached a major milestone last month when it successfully completed its Critical Design Review, or CDR.
In 1980, Walter Alvarez and his group at the University of California, Berkeley, discovered a thin layer of clay in the geologic record, which contained an unexpected amount of the rare element iridium.