On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a cosmic ray detector, was designed to measure the radiation environment in Earth orbit. Though its final transmission was in May 1958, it continued...
Viracocha, the sun god, and supreme creator was sacred to the Inca Empire, as was gold. However, gold had no material value but represented Viracocha’s blood and the sweat of the sun. For the Inca and pre-Inca cultures, Viracocha was a supreme creator who was...
Michael Black jammed the gun with his hand and other bystanders put the shooter in a chokehold, subduing the suspect before he died from a self-inflicted gunshot, authorities said Go to Source
Scientists at Microsoft Research in the United States have demonstrated a system called Silica for writing and reading information in ordinary pieces of glass which can store two million books’ worth of data in a thin, palm-sized square. Go to Source
An Osaka Metropolitan University-led research team investigated the decay time of coherent longitudinal optical (LO) phonons both in a GaAs1−xNx epilayer and in a GaAs single crystal to clarify the effects of dilute nitridation. Go to Source
