The US carried out the Starfish Prime test by detonating a 1.4-megaton thermonuclear bomb about 400 kilometres above Earth.
When the first nuclear bomb exploded at the Trinity site in 1945, it turned the desert sand into a unique laboratory for impossible science. Even now, decades later, the radioactive glass created by ...
A constellation of cubesats fitted with special detectors could sniff out nuclear weapons hidden on satellites launched by ...