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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Dozens of nuclear tests were carried out by the US in the Pacific between 1946 and 1958. The largest of these was the detonation ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. At 6:45 a.m. on March 1, 1954, the U.S. detonated a thermonuclear weapon at Swimsuit Atoll in the Marshall Islands, a chain of 29 ...

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 ...

The sweep of American history on March 1 reveals sharp contrasts between technological power and social reform. The day saw the United States step decisively into the nuclear age with the Castle Bravo ...

Seven decades after Castle Bravo, the United States’ most devastating nuclear test, it’s time to give the nation fair compensation.