NASA Plans Spacewalks for International Space Station Fix

NASA has decided that two American astronauts will conduct a series of space walks, starting this week, to fix a broken cooling system on the International Space Station (ISS).   One of the station's two ammonia cooling systems shut down last Wednesday, forcing astronauts to power down unnecessary equipment and suspend some of the laboratory's science experiments.   NASA says the six-member crew if the ISS is not in any danger.  But after engineers on the ground...

© La Voix de l'Amérique - mardi 17 décembre 2013