The only well-exposed color image of the Trinity test. (Jack W. Aeby/Manhattan Project/Public Domain) We don't always get to ...

Inside, the tube holds various sensors that can measure the explosion as it intensifies. By containing all the power within ...

Shock waves from tiny black holes in the early universe could explain how antimatter became so rare while matter is common.

New evidence suggests that a comet explosion over North America may have triggered a massive wave of destruction nearly 13,000 years ago, killing off mammoths and mastodons and wiping out one of the ...