On Nov. 13, 1972, Terry Christensen was working in his office at Dixon Inc. on Orchard Mesa when he, like others, “felt the tremor.” He added. “We went out and saw the smoke. We saw a mushroom cloud, ...

In the pre-dawn dark of July 16, 1945, a searing flash lit up the New Mexico desert. A shockwave followed, rippling outward across the silent plains. This was Trinity — the world’s first nuclear ...