Just nine days later, the bright nearby burst happened, leading to the Fermi detection of the highest energy gamma-ray ever.

CNN: Why gamma-ray burst shocked scientists

It is also important to make sure that operators of Explosive Detection Systems (EDS) and Trace Detection Systems (TDS) learn to identify specific X-ray transmission properties of the materials they are called upon to identify.

FORBES: Young Juvenile Makes An Explosive With Baby Powder And Other Tales From The URI Explosives Lab