A new study by a University of Colorado researcher contends that the bombardment of Mars about 4 billion years ago by massive asteroids and comets probably improved climate conditions sufficiently to make the planet more welcoming to life.
By Charlie BrennanStaff Writer, Denver Post: Business
Tue, 04/05/2016 - 1:02pm
A new study by a University of Colorado researcher contends that the bombardment of Mars about 4 billion years ago by massive asteroids and comets probably improved climate conditions sufficiently to make the planet more welcoming to life.