A Black Astronaut Was Appointed by Obama to Head NASA
President Barack Obama has chosen to appoint a black former astronaut Charles Bolden, head of NASA, and a woman, number two in the U.S. space agency said Saturday the White House said in a statement.
US and Russia: Space Clash
No, not a headline from the Cold War but a reference to the first known satellite collision in space. Space is apparently becoming crowded with debris, but what is it and where does it come from?
