The damaged caused at the Fukushima Dai-ichi nuclear plant by the March 11 earthquake and tsunami has created a host of potential hazards for workers and residents. Radiation and radioactive ...

Researchers have succeeded in something that has been pursued since the 1970s: explaining the X-ray radiation from the black hole surroundings. The radiation originates from the combined effect of the ...

From the definition of both terms, we can deduce that one of the differences lies in the magnitude of what each one ...