2 ms·
In the US, the NNSA has helicopters with very sensitive radioactivity detectors. I live in DC and they‘ve flown straight rows over the city, back and forth, to
by jonstewart 4y ago
In the US, the NNSA has helicopters with very sensitive radioactivity detectors. I live in DC and they‘ve flown straight rows over the city, back and forth, to create a background map of natural radiation. It’s not too surprising AU was able to find their missing capsule.