Dozens of nuclear tests were carried out by the US in the Pacific between 1946 and 1958. The largest of these was the detonation of the Castle Bravo device on March 1, 1954. It was 1,000 times more ...

The Operation Castle group of tests sought to validate dropping new, high-yield thermonuclear weapons from the air. However, the technology involved in making the bombs was complex and unproven, so ...

Dr. Norman Panting arose at 4 a.m. and squeezed into a Douglas C-47 military transport aircraft. It was still dark by the time the plane rose to near 10,000 feet, but he and everyone aboard wore ...

Key Point: From the moment the device detonated, many of the observers knew something had gone spectacularly wrong. More than 60 years ago on an island in the South Pacific, scientists and military ...