In a post on X, NASA said it is “coordinating and cooperating with the relevant agencies” in relation to the scientists.
“At this time, nothing related to NASA indicates a national security threat,” NASA spokesperson Bethany Stevens said.
In at least two instances, families have pointed to preexisting medical conditions or personal struggles as explanations.
“It’s very unlikely that this is a coincidence,” House Oversight Chair James Comer, a Republican, told Fox News Sunday.
“The United States has thousands of nuclear scientists and nuclear experts,” Walkinshaw told CNN’s Erin Burnett on Tuesday.
In the years since, several others connected to JPL have also died or disappeared: Frank Maiwald, a specialist in space research, died in Los Angeles in 2024 at 61.
The investigation is being carried out “in light of the recent and legitimate questions” regarding the recent cases and “no stone will be unturned,” she said. »