world rank. 1639. Overview. Founded in 1970, Universidade Estadual de Londrina (State University of Londrina) is a non-profit public higher education institution located in the the urban setting of the small city of Londrina (population range of 250,000-499,999 inhabitants), Parana.
Scientists have hotly debated whether the bursts are cosmological -- from the edge of the universe -- or galactic, from within the Milky Way. Now we have strong evidence that most gamma ray bursts come from within our galaxy, Lamb said. The 25-year-old question about where the bursts originate may finally be answered.. Lamb said the evidence that the bursts are galactic in origin was a surprise, and certainly not something I was confident of initially..
Gamma rays are a type of electromagnetic radiation that results from a redistribution of electric charge within a nucleus. A g ray is a high energy photon. The only thing which distinguishes a g ray from the visible photons emitted by a light bulb is its wavelength; the g ray's wavelength is much shorter.