Summary: Why land on a comet at all if chance for error is so high? Science correspondent Miles O’Brien joins Judy Woodruff to explain what can be gained from the Rosetta spacecraft’s mission and what we can expect from its research.
Summary: Why land on a comet at all if chance for error is so high? Science correspondent Miles O’Brien joins Judy Woodruff to explain what can be gained from the Rosetta spacecraft’s mission and what we can expect from its research.
