Los Alamos National Laboratory

When Bette Korber, a biologist at Los Alamos National Laboratory, spotted the first significant mutation in the Covid-19 virus last spring, some scientists were skeptical.

The US Department of Energy on Friday said it would be unable to meet a deadline to remove drums of nuclear waste from Los Alamos National Laboratory in New Mexico because of safety concerns tied to the radiological materials.

A physicist and his wife who are accused of trying to help Venezuela develop a nuclear weapon pleaded not guilty on Monday.The couple, who both have worked at the Los Alamos National Laboratory in New Mexico, were arrested Friday after a sting operation by the Federal Bureau of Investigation.The physicist, Pedro Leonardo Mascheroni, 75, was release...

When Bette Korber, a biologist at Los Alamos National Laboratory, spotted the first significant mutation in the Covid-19 virus last spring, some scientists were skeptical.

The US Department of Energy on Friday said it would be unable to meet a deadline to remove drums of nuclear waste from Los Alamos National Laboratory in New Mexico because of safety concerns tied to the radiological materials.

A physicist and his wife who are accused of trying to help Venezuela develop a nuclear weapon pleaded not guilty on Monday.The couple, who both have worked at the Los Alamos National Laboratory in New Mexico, were arrested Friday after a sting operation by the Federal Bureau of Investigation.The physicist, Pedro Leonardo Mascheroni, 75, was release...