Gene Expression

Mercury

i-12314bb601564741d920528bf921b838-merc_span_600.jpgFlyby of Mercury Answers Some Old Questions:

Mercury, the smallest planet, bakes in the heat of the Sun, but it has water in some form. It has volcanoes. It appears to have an active magnetic field generated by a molten iron core. And it has shrunk more than scientists thought.

Comments

  1. #1 Alan Kellogg
    July 9, 2008

    You forgot one; time literally moves slower on Mercury.