It's a sobering statistic, but according to CNN, there have been "at least 50 school shootings in the United States so far this year, as of September 19.” That is why Duke officials encourage all ...

The redesigned Zefiro-40 motor performs a second static fire test Oct. 3. Credit: Avio WASHINGTON — A second successful test of a redesigned rocket motor clears the way for Europe’s Vega C rocket to ...