ASTRONOMY:
Europe's Black Hole Hunter Is Ready to Fly
Govert Schilling
UTRECHT, THE NETHERLANDS--Supernovas, gamma ray bursts, black holes, neutron stars, active galactic nuclei, and sites of massive matter-antimatter annihilation: The most turbulent and cataclysmic events of the universe should soon give up their secrets to Europe's International Gamma-Ray Astrophysics Laboratory, to be launched later this month. Anticipation is running so high that the first year of observing time is already oversubscribed--by a factor of 20.