Ukraine’s nuclear ghosts have been stirred up again after a drone armed with a warhead hit the protective outer shell of the ...

Now, according to Haverly’s calculations, he wants to bury a nuclear device, a classic hydrogen bomb, under the Kerguelen Plateau in the Southern Ocean, at a depth of two to three miles in the ...

The U.S. would inherit an environmental dilemma of its own making if it lays claim to the massive Arctic island. Deep in Greenland’s frozen wilderness, a radioactive secret sleeps beneath the ...

President Volodymyr Zelensky of Ukraine called the damage “significant” but said there were no signs of radiation leaks. A ...