1.   Even modest-sized nuclear explosions can have effects detectable over intercontinental distances.

2.   Nuclear explosions produce shock waves which can inject oxides of nitrogen into the stratosphere.

3.   Setting off his first nuclear explosion was fun.

4.   The nearby Trinity Site is where the first nuclear explosion took place.

5.   This is the site of the first ever nuclear explosion.

6.   We would call this a one-kiloton nuclear explosion.

7.   You could have what they call a radiological weapon that would not have a nuclear explosion.

8.   Although many in Congress have denounced the nuclear explosions, they are also sensitive to their important farm constituents as the November elections approach.

9.   Among his scientific work in terrestrial geology was the investigation of craters, both impact craters caused by celestial objects and craters created by nuclear explosions.

10.   An administration official, speaking on condition of anonymity, said Britain and Norway, for example, also saw the data and had not suspected a nuclear explosion.