Steve Nadis Bio Writer Steve Nadis is a contributing editor at Discover Magazine and a contributing writer at Quanta. He and mathematician Shing-Tung Yau are the authors of .
High hopes for faster transit – City planners are desperate to unclog congested roads by luring us out of our cars and on to public transport. Enter the ‘personal train’ that could be running in Chicago by the year 2000 Features
Mars the final frontier: First heat your planet by at least 60 掳C. Then use sunlight to remove carbon dioxide. Wait 100 000 years and add humans . . . Features
Star Wars and the asteroid: Former Star Wars scientists hope a cut-price mission to a nearby asteroid will show that their dream of building a shield round Earth was not mere pie in the sky Features