News tagged with bullet

Tail of stray black hole hiding in the Milky Way

It is difficult to find black holes, because they are completely black. In some cases black holes cause effects which can be seen. For example if a black hole has a companion star, gas streaming into the black hole piles ...

dateFeb 02, 2017 in Astronomy
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NIST 3D ballistics research database goes live

It's a staple of the TV-crime drama: a ballistics expert tries to match two bullets using a microscope with a split-screen display. One bullet was recovered from the victim's body and the other was test-fired from a suspect's ...

dateJul 11, 2016 in Engineering
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