AP Here’s how good technology for prosthetic running blades has become. Greek runner Michail Seitis set a world record for his division with a time of 49.66 seconds in the men’s 400-meter final on Thursday. He came in sixth place out of eight runners. The five who finished ahead of him were double amputees. “Oh, to be bilateral,” said …

  AFP Internet radio leader Pandora unveiled plans to challenge streaming stalwarts such as Spotify by undercutting them on price and matching them with on-demand music. The move comes after prolonged market jitters over the future of Pandora at a time that on-demand streaming is reshaping the music industry. Pandora said that its premium service would cost $4.99 a month …

  Bloomberg Mercedes-Benz is looking at mounting automated flying drones onto a new line of electric vans as part of a 500 million-euro ($562 million) investment aimed at speeding delivery times for online orders. The small pilotless aircraft would be part of a suite of on-board systems, including digital sorting equipment, that could cut both costs and delivery times in …