Mary Riseley walked through glowing rows of luminarias looking for her mother's name at a vigil for New Mexico downwinders Wednesday, 80 years to the day after the first nuclear bomb test. As dark ...

Atomic-scale detail is now possible with photons, thanks to a cooled-down silver tip and a clever use of plasmonics.

On July 16, 1945, at 5:29 a.m. Mountain War Time, humanity entered the nuclear age with a blinding flash of light in the New ...