Vienna - The price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) dropped more than three dollars on Tuesday, according to data released by OPEC on Wednesda

Vienna - The price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) fell below 139 dollars a barrel on Monday, data released by OPEC on Tuesday showed. 

Washington, July 5 : Scientists have suggested that a possible solution to high energy costs could lie underground in the form of compressed air energy storage 
(CAES).

Singapore - Renovations to a research institute will turn the facility into Singapore's first zero-energy building, news reports said on Saturday.