In a world-first, an ESA-led team has built and fired an electric thruster to ingest scarce air molecules from the top of the atmosphere for propellant, opening the way to satellites flying in very low orbits for years on end. ESA’s GOCE gravity-mapper flew as low as 250 km for …

SAN FRANCISCO: Jeff Bezos is officially the richest person on the planet thanks to the success of Amazon — but his bold vision extends to space and even time itself. With Amazon´s share price up nearly 60 percent during the past year, the personal wealth of the company´s 54-year-old founder …

SEOUL: Samsung Electronics Co.’s Galaxy S9 and Galaxy S9 Plus smart phones are available for South Koreans who took advantage of the pre-order program, with initial sales numbers presumed to be below that of its immediate predecessor. Local mobile carriers said they have started distributing the Galaxy S9 series phones …