09/05/2013

The fluorescent future of solar cells

(Phys.org) —For some solar cells, the future may be fluorescent. Scientists at Yale have improved the ability of a promising type of solar cell to absorb light and convert it into electrical power by adding a fluorescent ...

Galactic knee and extragalactic ankle

It is obvious from the data of the KASCADE-Grande experiment at the Karlsruhe Institute of Technology (KIT) that the so-called "knee" of the cosmic rays, a bend in the energy spectrum at high energies, is located at different ...

Early infant growth rate linked to composition of gut microbiota

The composition of gut microbiota in a new-born baby's gut has been linked to the rate of early infant growth, reports research published this week in PLOS Computational Biology. The findings support the assertion that the ...

China e-commerce giant Alibaba to open sesame with IPO

As Alibaba chief Jack Ma steps aside after building the world's largest online retailer, the Chinese firm is preparing a huge stock offer prompting comparisons with Facebook—whose profits it dwarfs.

Sony back in black on cheap yen, healthier sales

Sony Corp. is back in the black for its fiscal fourth quarter, recording a 93.9 billion yen ($948 million) profit, with big help from a weaker yen that boosts overseas earnings.

Geologists study mystery of 'eternal flames'

"Eternal flames" fueled by hydrocarbon gas could shine a light on the presence of natural gas in underground rock layers and conditions that let it seep to the surface, according to research by geologists at the Department ...

Wearable robots getting lighter, more portable

When Michael Gore stands, it's a triumph of science and engineering. Eleven years ago, Gore was paralyzed from the waist down in a workplace accident, yet he rises from his wheelchair and walks across the room with help from ...

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