August 15, 2018
Railway electrification system
A railway electrification system supplies electric power to railway trains and trams without an on-board prime mover or local fuel supply. Electric railways use electric locomotives to haul passengers or freight in separate…
Ponte Morandi
Ponte Morandi (English: Morandi Bridge) was a part of the Polcevera viaduct (Italian: Viadotto Polcevera), on the A10 motorway in Italy. It crossed the Polcevera stream between…
Stephen I
Stephen I (c. 975 – 15 August 1038) was the last Grand Prince of the Hungarians and the first King of Hungary (from 1000…