Space race 2.0 takes off

  Where nations used to compete to get into space, now the competition focuses on private businesses, pouring billions into next-generation spaceships. Msnbc.com Science and Space editor Alan Boyle reports from inside the rocket factories on the future or spaceflight.

Video-game players solve scientific puzzle

  Gamers figure out the mysterious molecular structure of a monkey-virus enzyme using a software program called Foldit.  Msnbc.com's Alan Boyle reports.

Vesta in view

  A sequence of images shows the Dawn spacecraft's view of the asteroid Vesta as it approaches for a July rendezvous. Msnbc.com's Alan Boyle reports.