Today, the major battery systems are the rechargeable lead acid and the primary manganese dioxide-zinc: both have a long history and are at an advanced state of technical maturity. The Lithium-Ion Battery (LIB), conceived and developed in Japan by Asahi Kasei Co. and first commercialized by Sony Co. in 1991, is poised to challenge these [...]

In June 1936, workers constructing a new railway near the city of Baghdad uncovered an ancient tomb. Relics in the tomb allowed archeologists to identify it as belonging to the Parthian Empire. The Parthians, although illiterate and nomadic, were the dominating force in the Fertile Crescent area between 190 BC to 224 AD. It is [...]