Gravitational radiation -- widely expected to provide "smoking gun" proof for a theory of the early universe known as "inflation" -- can be produced by another mechanism, according to physics ...

SHINE Technologies of the USA says it has demonstrated clearly visible Cherenkov radiation produced by fusion for what is believed to be the first time. Historically, fusion has been demonstrated and ...

George D. Oliver, Jr., Walter H. Grant, III and James B. Smathers The distributions of dose in linear energy transfer have been measured for three primary beams of neutrons being developed for ...

ON August 12, the date on which Regener obtained his very high-altitude cosmic ray data, using self-recording apparatus carried by a balloon, 1 measurements were made on a mountain-top in the Himalaya ...

SIR ISAAC NEWTON determined the intensity of solar radiation by observing the increment of temperature of dry earth on being exposed to the sun. In the latitude of London at midsummer, dry earth ...

The first colonists on Mars will be tasked with flying a massive spacecraft to the planet, landing safely, laying the groundwork for a future civilization, conducting vital scientific research, and ...

T. C. Pellmar, D. A. Schauer and G. H. Zeman A new method of exposing tissues to X rays in a lead Faraday cage has made it possible to examine directly radiation damage to isolated neuronal tissue.

GAINESVILLE, Fla. — New information about lightning-emitted X-rays, gamma rays and high-energy electrons during thunderstorms is prompting scientists to raise concerns about the potential for airline ...