Most talked about Popular Science stories

Space Combat Won't Look At All Like 'Star Wars' — If humanity brings war into space, what will those battles look like? Well, if our understanding of physics is anything close to correct, they won't look at all like Star Wars. In this six minute clip by PBS Digital Studios, host Joe Hanson explores the physics of space battles.
Sep 30, 2014

ICYMI: Space Combat Won't Look At All Like 'Star Wars': PBS explains the physics of space skirmishes

Runner-Up In NASA's Space Taxi Contest Will Fight Decision — With the recent retirement of the Space Shuttle program in 2011, NASA has been in desperate need of some space taxis -- vehicles designed to transport astronauts to and from the International Space Station. For the past three years, the space agency has had to rely on Russia's Soyuz rocket to fulfill this need, which hasn't been cheap or ideal.
Sep 30, 2014

Sierra Nevada lost the contract to shuttle astronauts to the ISS. But it's not letting go w/out a fight.