Twelve colors and counting. The terminology associated with hydrogen—specifically, the use of color descriptors such as green, blue and gray—has become widespread in discussions about ...

Hydrogen formed deep underground by natural processes could be a major new source of untapped carbon-free power–and unlike oil or gas, the supply is virtually unlimited. The push to wean the ...

THE very accurate table of wave-lengths in the secondary spectrum of hydrogen which has recently been published by Gale, Monk, and Lee (Astrophys. Jour., vol. 47, p. 90; 1928), has made possible a ...

A surprising find beneath the rolling terrain of northeastern France may help shift the global energy balance. Deep ...

From analogy with other spectra, Rydberg further calculated the positions of lines which Would constitute the Principal series of hydrogen, and the first line, at 4687.88, has been identified with ...

Hydrogen fuel-cell vehicles are related to electric cars, but these machines have pros and cons that make them different from the typical battery-powered EV. ... Tech Review, IEEE Spectrum, ...

A NUMBER OF scientists and academics are sounding the alarm about California’s plans to implement passenger rail trains that are powered by hydrogen — an ostensibly green technology that would ...

OSCEOLA COUNTY, Fla. — A proposal for a hydrogen plant that drew an outcry from neighboring Poinciana residents has been withdrawn, according to a written statement provided to Spectrum News on ...