US to analyze genetic data from ‘Space Twins’
Christopher Mason, a geneticist at Weill Cornell Medical College, talks to Alex Witt about the Space Twins study and how it will give scientists a better understanding of the human body’s reaction to space.
Ron Howard: Human drama takes shape in 'Mars'06:29
Wife of imprisoned NASA scientist calls his sentence a ‘sick joke’04:47
What does the EPA closing its key science office mean for the future?05:36
Japanese billionaire to be the first tourist on the moon04:34
One More Thing: NASA considering allowing advertising in space01:24
Gen. McCaffrey: ‘Space Force is a thoroughly stupid idea’02:28